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-rw-r--r--linux-core/Makefile8
-rw-r--r--linux-core/Makefile.kernel3
-rw-r--r--linux-core/xgi_cmdlist.c322
-rw-r--r--linux-core/xgi_cmdlist.h66
l---------linux-core/xgi_drm.h1
-rw-r--r--linux-core/xgi_drv.c428
-rw-r--r--linux-core/xgi_drv.h114
-rw-r--r--linux-core/xgi_fb.c123
-rw-r--r--linux-core/xgi_fence.c127
-rw-r--r--linux-core/xgi_misc.c477
-rw-r--r--linux-core/xgi_misc.h37
-rw-r--r--linux-core/xgi_pcie.c126
-rw-r--r--linux-core/xgi_regs.h169
13 files changed, 2000 insertions, 1 deletions
diff --git a/linux-core/Makefile b/linux-core/Makefile
index 1758777c..55e25253 100644
--- a/linux-core/Makefile
+++ b/linux-core/Makefile
@@ -58,7 +58,7 @@ endif
# Modules for all architectures
MODULE_LIST := drm.o tdfx.o r128.o radeon.o mga.o sis.o savage.o via.o \
- mach64.o nv.o nouveau.o
+ mach64.o nv.o nouveau.o xgi.o
# Modules only for ix86 architectures
ifneq (,$(findstring 86,$(MACHINE)))
@@ -91,6 +91,7 @@ MACH64HEADERS = mach64_drv.h mach64_drm.h $(DRMHEADERS)
NVHEADERS = nv_drv.h $(DRMHEADERS)
FFBHEADERS = ffb_drv.h $(DRMHEADERS)
NOUVEAUHEADERS = nouveau_drv.h nouveau_drm.h nouveau_reg.h $(DRMHEADERS)
+XGIHEADERS = xgi_cmdlist.h xgi_drv.h xgi_misc.h xgi_regs.h $(DRMHEADERS)
PROGS = dristat drmstat
@@ -284,6 +285,7 @@ CONFIG_DRM_VIA := n
CONFIG_DRM_MACH64 := n
CONFIG_DRM_NV := n
CONFIG_DRM_NOUVEAU := n
+CONFIG_DRM_XGI := n
# Enable module builds for the modules requested/supported.
@@ -320,6 +322,9 @@ endif
ifneq (,$(findstring nouveau,$(DRM_MODULES)))
CONFIG_DRM_NOUVEAU := m
endif
+ifneq (,$(findstring xgi,$(DRM_MODULES)))
+CONFIG_DRM_XGI := m
+endif
# These require AGP support
@@ -347,6 +352,7 @@ $(via-objs): $(VIAHEADERS)
$(mach64-objs): $(MACH64HEADERS)
$(nv-objs): $(NVHEADERS)
$(nouveau-objs): $(NOUVEAUHEADERS)
+$(xgi-objs): $(XGIHEADERS)
endif
diff --git a/linux-core/Makefile.kernel b/linux-core/Makefile.kernel
index 3d00cbe6..ac77941e 100644
--- a/linux-core/Makefile.kernel
+++ b/linux-core/Makefile.kernel
@@ -38,6 +38,8 @@ via-objs := via_irq.o via_drv.o via_map.o via_mm.o via_dma.o via_verifier.o \
via_video.o via_dmablit.o via_fence.o via_buffer.o
mach64-objs := mach64_drv.o mach64_dma.o mach64_irq.o mach64_state.o
nv-objs := nv_drv.o
+xgi-objs := xgi_cmdlist.o xgi_drv.o xgi_fb.o xgi_misc.o xgi_pcie.o \
+ xgi_fence.o
ifeq ($(CONFIG_COMPAT),y)
drm-objs += drm_ioc32.o
@@ -62,3 +64,4 @@ obj-$(CONFIG_DRM_VIA) += via.o
obj-$(CONFIG_DRM_MACH64)+= mach64.o
obj-$(CONFIG_DRM_NV) += nv.o
obj-$(CONFIG_DRM_NOUVEAU) += nouveau.o
+obj-$(CONFIG_DRM_XGI) += xgi.o \ No newline at end of file
diff --git a/linux-core/xgi_cmdlist.c b/linux-core/xgi_cmdlist.c
new file mode 100644
index 00000000..261f4e13
--- /dev/null
+++ b/linux-core/xgi_cmdlist.c
@@ -0,0 +1,322 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+#include "xgi_misc.h"
+#include "xgi_cmdlist.h"
+
+static void xgi_emit_flush(struct xgi_info * info, bool stop);
+static void xgi_emit_nop(struct xgi_info * info);
+static unsigned int get_batch_command(enum xgi_batch_type type);
+static void triggerHWCommandList(struct xgi_info * info);
+static void xgi_cmdlist_reset(struct xgi_info * info);
+
+
+/**
+ * Graphic engine register (2d/3d) acessing interface
+ */
+static inline void dwWriteReg(struct drm_map * map, u32 addr, u32 data)
+{
+#ifdef XGI_MMIO_DEBUG
+ DRM_INFO("mmio_map->handle = 0x%p, addr = 0x%x, data = 0x%x\n",
+ map->handle, addr, data);
+#endif
+ DRM_WRITE32(map, addr, data);
+}
+
+
+int xgi_cmdlist_initialize(struct xgi_info * info, size_t size,
+ struct drm_file * filp)
+{
+ struct xgi_mem_alloc mem_alloc = {
+ .location = XGI_MEMLOC_NON_LOCAL,
+ .size = size,
+ };
+ int err;
+
+ err = xgi_alloc(info, &mem_alloc, filp);
+ if (err) {
+ return err;
+ }
+
+ info->cmdring.ptr = xgi_find_pcie_virt(info, mem_alloc.hw_addr);
+ info->cmdring.size = mem_alloc.size;
+ info->cmdring.ring_hw_base = mem_alloc.hw_addr;
+ info->cmdring.last_ptr = NULL;
+ info->cmdring.ring_offset = 0;
+
+ return 0;
+}
+
+
+/**
+ * get_batch_command - Get the command ID for the current begin type.
+ * @type: Type of the current batch
+ *
+ * See section 3.2.2 "Begin" (page 15) of the 3D SPG.
+ *
+ * This function assumes that @type is on the range [0,3].
+ */
+unsigned int get_batch_command(enum xgi_batch_type type)
+{
+ static const unsigned int ports[4] = {
+ 0x30 >> 2, 0x40 >> 2, 0x50 >> 2, 0x20 >> 2
+ };
+
+ return ports[type];
+}
+
+
+int xgi_submit_cmdlist(struct drm_device * dev, void * data,
+ struct drm_file * filp)
+{
+ struct xgi_info *const info = dev->dev_private;
+ const struct xgi_cmd_info *const pCmdInfo =
+ (struct xgi_cmd_info *) data;
+ const unsigned int cmd = get_batch_command(pCmdInfo->type);
+ u32 begin[4];
+
+
+ begin[0] = (cmd << 24) | BEGIN_VALID_MASK
+ | (BEGIN_BEGIN_IDENTIFICATION_MASK & info->next_sequence);
+ begin[1] = BEGIN_LINK_ENABLE_MASK | pCmdInfo->size;
+ begin[2] = pCmdInfo->hw_addr >> 4;
+ begin[3] = 0;
+
+ if (info->cmdring.last_ptr == NULL) {
+ const unsigned int portOffset = BASE_3D_ENG + (cmd << 2);
+
+
+ /* Enable PCI Trigger Mode
+ */
+ dwWriteReg(info->mmio_map,
+ BASE_3D_ENG + M2REG_AUTO_LINK_SETTING_ADDRESS,
+ (M2REG_AUTO_LINK_SETTING_ADDRESS << 22) |
+ M2REG_CLEAR_COUNTERS_MASK | 0x08 |
+ M2REG_PCI_TRIGGER_MODE_MASK);
+
+ dwWriteReg(info->mmio_map,
+ BASE_3D_ENG + M2REG_AUTO_LINK_SETTING_ADDRESS,
+ (M2REG_AUTO_LINK_SETTING_ADDRESS << 22) | 0x08 |
+ M2REG_PCI_TRIGGER_MODE_MASK);
+
+
+ /* Send PCI begin command
+ */
+ dwWriteReg(info->mmio_map, portOffset, begin[0]);
+ dwWriteReg(info->mmio_map, portOffset + 4, begin[1]);
+ dwWriteReg(info->mmio_map, portOffset + 8, begin[2]);
+ dwWriteReg(info->mmio_map, portOffset + 12, begin[3]);
+ } else {
+ DRM_DEBUG("info->cmdring.last_ptr != NULL\n");
+
+ if (pCmdInfo->type == BTYPE_3D) {
+ xgi_emit_flush(info, FALSE);
+ }
+
+ info->cmdring.last_ptr[1] = begin[1];
+ info->cmdring.last_ptr[2] = begin[2];
+ info->cmdring.last_ptr[3] = begin[3];
+ DRM_WRITEMEMORYBARRIER();
+ info->cmdring.last_ptr[0] = begin[0];
+
+ triggerHWCommandList(info);
+ }
+
+ info->cmdring.last_ptr = xgi_find_pcie_virt(info, pCmdInfo->hw_addr);
+ drm_fence_flush_old(info->dev, 0, info->next_sequence);
+ return 0;
+}
+
+
+/*
+ state: 0 - console
+ 1 - graphic
+ 2 - fb
+ 3 - logout
+*/
+int xgi_state_change(struct xgi_info * info, unsigned int to,
+ unsigned int from)
+{
+#define STATE_CONSOLE 0
+#define STATE_GRAPHIC 1
+#define STATE_FBTERM 2
+#define STATE_LOGOUT 3
+#define STATE_REBOOT 4
+#define STATE_SHUTDOWN 5
+
+ if ((from == STATE_GRAPHIC) && (to == STATE_CONSOLE)) {
+ DRM_INFO("Leaving graphical mode (probably VT switch)\n");
+ } else if ((from == STATE_CONSOLE) && (to == STATE_GRAPHIC)) {
+ DRM_INFO("Entering graphical mode (probably VT switch)\n");
+ xgi_cmdlist_reset(info);
+ } else if ((from == STATE_GRAPHIC)
+ && ((to == STATE_LOGOUT)
+ || (to == STATE_REBOOT)
+ || (to == STATE_SHUTDOWN))) {
+ DRM_INFO("Leaving graphical mode (probably X shutting down)\n");
+ } else {
+ DRM_ERROR("Invalid state change.\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+
+int xgi_state_change_ioctl(struct drm_device * dev, void * data,
+ struct drm_file * filp)
+{
+ struct xgi_state_info *const state =
+ (struct xgi_state_info *) data;
+ struct xgi_info *info = dev->dev_private;
+
+
+ return xgi_state_change(info, state->_toState, state->_fromState);
+}
+
+
+void xgi_cmdlist_reset(struct xgi_info * info)
+{
+ info->cmdring.last_ptr = NULL;
+ info->cmdring.ring_offset = 0;
+}
+
+
+void xgi_cmdlist_cleanup(struct xgi_info * info)
+{
+ if (info->cmdring.ring_hw_base != 0) {
+ /* If command lists have been issued, terminate the command
+ * list chain with a flush command.
+ */
+ if (info->cmdring.last_ptr != NULL) {
+ xgi_emit_flush(info, FALSE);
+ xgi_emit_nop(info);
+ }
+
+ xgi_waitfor_pci_idle(info);
+
+ (void) memset(&info->cmdring, 0, sizeof(info->cmdring));
+ }
+}
+
+static void triggerHWCommandList(struct xgi_info * info)
+{
+ static unsigned int s_triggerID = 1;
+
+ dwWriteReg(info->mmio_map,
+ BASE_3D_ENG + M2REG_PCI_TRIGGER_REGISTER_ADDRESS,
+ 0x05000000 + (0x0ffff & s_triggerID++));
+}
+
+
+/**
+ * Emit a flush to the CRTL command stream.
+ * @info XGI info structure
+ *
+ * This function assumes info->cmdring.ptr is non-NULL.
+ */
+void xgi_emit_flush(struct xgi_info * info, bool stop)
+{
+ const u32 flush_command[8] = {
+ ((0x10 << 24)
+ | (BEGIN_BEGIN_IDENTIFICATION_MASK & info->next_sequence)),
+ BEGIN_LINK_ENABLE_MASK | (0x00004),
+ 0x00000000, 0x00000000,
+
+ /* Flush the 2D engine with the default 32 clock delay.
+ */
+ M2REG_FLUSH_ENGINE_COMMAND | M2REG_FLUSH_2D_ENGINE_MASK,
+ M2REG_FLUSH_ENGINE_COMMAND | M2REG_FLUSH_2D_ENGINE_MASK,
+ M2REG_FLUSH_ENGINE_COMMAND | M2REG_FLUSH_2D_ENGINE_MASK,
+ M2REG_FLUSH_ENGINE_COMMAND | M2REG_FLUSH_2D_ENGINE_MASK,
+ };
+ const unsigned int flush_size = sizeof(flush_command);
+ u32 *batch_addr;
+ u32 hw_addr;
+
+ /* check buf is large enough to contain a new flush batch */
+ if ((info->cmdring.ring_offset + flush_size) >= info->cmdring.size) {
+ info->cmdring.ring_offset = 0;
+ }
+
+ hw_addr = info->cmdring.ring_hw_base
+ + info->cmdring.ring_offset;
+ batch_addr = info->cmdring.ptr
+ + (info->cmdring.ring_offset / 4);
+
+ (void) memcpy(batch_addr, flush_command, flush_size);
+
+ if (stop) {
+ *batch_addr |= BEGIN_STOP_STORE_CURRENT_POINTER_MASK;
+ }
+
+ info->cmdring.last_ptr[1] = BEGIN_LINK_ENABLE_MASK | (flush_size / 4);
+ info->cmdring.last_ptr[2] = hw_addr >> 4;
+ info->cmdring.last_ptr[3] = 0;
+ DRM_WRITEMEMORYBARRIER();
+ info->cmdring.last_ptr[0] = (get_batch_command(BTYPE_CTRL) << 24)
+ | (BEGIN_VALID_MASK);
+
+ triggerHWCommandList(info);
+
+ info->cmdring.ring_offset += flush_size;
+ info->cmdring.last_ptr = batch_addr;
+}
+
+
+/**
+ * Emit an empty command to the CRTL command stream.
+ * @info XGI info structure
+ *
+ * This function assumes info->cmdring.ptr is non-NULL. In addition, since
+ * this function emits a command that does not have linkage information,
+ * it sets info->cmdring.ptr to NULL.
+ */
+void xgi_emit_nop(struct xgi_info * info)
+{
+ info->cmdring.last_ptr[1] = BEGIN_LINK_ENABLE_MASK
+ | (BEGIN_BEGIN_IDENTIFICATION_MASK & info->next_sequence);
+ info->cmdring.last_ptr[2] = 0;
+ info->cmdring.last_ptr[3] = 0;
+ DRM_WRITEMEMORYBARRIER();
+ info->cmdring.last_ptr[0] = (get_batch_command(BTYPE_CTRL) << 24)
+ | (BEGIN_VALID_MASK);
+
+ triggerHWCommandList(info);
+
+ info->cmdring.last_ptr = NULL;
+}
+
+
+void xgi_emit_irq(struct xgi_info * info)
+{
+ if (info->cmdring.last_ptr == NULL)
+ return;
+
+ xgi_emit_flush(info, TRUE);
+}
diff --git a/linux-core/xgi_cmdlist.h b/linux-core/xgi_cmdlist.h
new file mode 100644
index 00000000..f6f1c1ef
--- /dev/null
+++ b/linux-core/xgi_cmdlist.h
@@ -0,0 +1,66 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_CMDLIST_H_
+#define _XGI_CMDLIST_H_
+
+struct xgi_cmdring_info {
+ /**
+ * Kernel space pointer to the base of the command ring.
+ */
+ u32 * ptr;
+
+ /**
+ * Size, in bytes, of the command ring.
+ */
+ unsigned int size;
+
+ /**
+ * Base address of the command ring from the hardware's PoV.
+ */
+ unsigned int ring_hw_base;
+
+ u32 * last_ptr;
+
+ /**
+ * Offset, in bytes, from the start of the ring to the next available
+ * location to store a command.
+ */
+ unsigned int ring_offset;
+};
+
+struct xgi_info;
+extern int xgi_cmdlist_initialize(struct xgi_info * info, size_t size,
+ struct drm_file * filp);
+
+extern int xgi_state_change(struct xgi_info * info, unsigned int to,
+ unsigned int from);
+
+extern void xgi_cmdlist_cleanup(struct xgi_info * info);
+
+extern void xgi_emit_irq(struct xgi_info * info);
+
+#endif /* _XGI_CMDLIST_H_ */
diff --git a/linux-core/xgi_drm.h b/linux-core/xgi_drm.h
new file mode 120000
index 00000000..677586d7
--- /dev/null
+++ b/linux-core/xgi_drm.h
@@ -0,0 +1 @@
+../shared-core/xgi_drm.h \ No newline at end of file
diff --git a/linux-core/xgi_drv.c b/linux-core/xgi_drv.c
new file mode 100644
index 00000000..84547f62
--- /dev/null
+++ b/linux-core/xgi_drv.c
@@ -0,0 +1,428 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "drmP.h"
+#include "drm.h"
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+#include "xgi_misc.h"
+#include "xgi_cmdlist.h"
+
+#include "drm_pciids.h"
+
+static struct pci_device_id pciidlist[] = {
+ xgi_PCI_IDS
+};
+
+static struct drm_fence_driver xgi_fence_driver = {
+ .num_classes = 1,
+ .wrap_diff = BEGIN_BEGIN_IDENTIFICATION_MASK,
+ .flush_diff = BEGIN_BEGIN_IDENTIFICATION_MASK - 1,
+ .sequence_mask = BEGIN_BEGIN_IDENTIFICATION_MASK,
+ .lazy_capable = 1,
+ .emit = xgi_fence_emit_sequence,
+ .poke_flush = xgi_poke_flush,
+ .has_irq = xgi_fence_has_irq
+};
+
+static int xgi_bootstrap(struct drm_device *, void *, struct drm_file *);
+
+static struct drm_ioctl_desc xgi_ioctls[] = {
+ DRM_IOCTL_DEF(DRM_XGI_BOOTSTRAP, xgi_bootstrap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_XGI_ALLOC, xgi_alloc_ioctl, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_XGI_FREE, xgi_free_ioctl, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_XGI_SUBMIT_CMDLIST, xgi_submit_cmdlist, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_XGI_STATE_CHANGE, xgi_state_change_ioctl, DRM_AUTH|DRM_MASTER),
+};
+
+static const int xgi_max_ioctl = DRM_ARRAY_SIZE(xgi_ioctls);
+
+static int probe(struct pci_dev *pdev, const struct pci_device_id *ent);
+static int xgi_driver_load(struct drm_device *dev, unsigned long flags);
+static int xgi_driver_unload(struct drm_device *dev);
+static void xgi_driver_lastclose(struct drm_device * dev);
+static void xgi_reclaim_buffers_locked(struct drm_device * dev,
+ struct drm_file * filp);
+static irqreturn_t xgi_kern_isr(DRM_IRQ_ARGS);
+
+
+static struct drm_driver driver = {
+ .driver_features =
+ DRIVER_PCI_DMA | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ |
+ DRIVER_IRQ_SHARED | DRIVER_SG,
+ .dev_priv_size = sizeof(struct xgi_info),
+ .load = xgi_driver_load,
+ .unload = xgi_driver_unload,
+ .lastclose = xgi_driver_lastclose,
+ .dma_quiescent = NULL,
+ .irq_preinstall = NULL,
+ .irq_postinstall = NULL,
+ .irq_uninstall = NULL,
+ .irq_handler = xgi_kern_isr,
+ .reclaim_buffers = drm_core_reclaim_buffers,
+ .reclaim_buffers_idlelocked = xgi_reclaim_buffers_locked,
+ .get_map_ofs = drm_core_get_map_ofs,
+ .get_reg_ofs = drm_core_get_reg_ofs,
+ .ioctls = xgi_ioctls,
+ .dma_ioctl = NULL,
+
+ .fops = {
+ .owner = THIS_MODULE,
+ .open = drm_open,
+ .release = drm_release,
+ .ioctl = drm_ioctl,
+ .mmap = drm_mmap,
+ .poll = drm_poll,
+ .fasync = drm_fasync,
+ },
+
+ .pci_driver = {
+ .name = DRIVER_NAME,
+ .id_table = pciidlist,
+ .probe = probe,
+ .remove = __devexit_p(drm_cleanup_pci),
+ },
+
+ .fence_driver = &xgi_fence_driver,
+
+ .name = DRIVER_NAME,
+ .desc = DRIVER_DESC,
+ .date = DRIVER_DATE,
+ .major = DRIVER_MAJOR,
+ .minor = DRIVER_MINOR,
+ .patchlevel = DRIVER_PATCHLEVEL,
+
+};
+
+static int probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+ return drm_get_dev(pdev, ent, &driver);
+}
+
+
+static int __init xgi_init(void)
+{
+ driver.num_ioctls = xgi_max_ioctl;
+ return drm_init(&driver, pciidlist);
+}
+
+static void __exit xgi_exit(void)
+{
+ drm_exit(&driver);
+}
+
+module_init(xgi_init);
+module_exit(xgi_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL and additional rights");
+
+
+void xgi_engine_init(struct xgi_info * info)
+{
+ u8 temp;
+
+
+ OUT3C5B(info->mmio_map, 0x11, 0x92);
+
+ /* -------> copy from OT2D
+ * PCI Retry Control Register.
+ * disable PCI read retry & enable write retry in mem. (10xx xxxx)b
+ */
+ temp = IN3X5B(info->mmio_map, 0x55);
+ OUT3X5B(info->mmio_map, 0x55, (temp & 0xbf) | 0x80);
+
+ xgi_enable_ge(info);
+
+ /* Enable linear addressing of the card. */
+ temp = IN3X5B(info->mmio_map, 0x21);
+ OUT3X5B(info->mmio_map, 0x21, temp | 0x20);
+
+ /* Enable 32-bit internal data path */
+ temp = IN3X5B(info->mmio_map, 0x2A);
+ OUT3X5B(info->mmio_map, 0x2A, temp | 0x40);
+
+ /* Enable PCI burst write ,disable burst read and enable MMIO. */
+ /*
+ * 0x3D4.39 Enable PCI burst write, disable burst read and enable MMIO.
+ * 7 ---- Pixel Data Format 1: big endian 0: little endian
+ * 6 5 4 3---- Memory Data with Big Endian Format, BE[3:0]# with Big Endian Format
+ * 2 ---- PCI Burst Write Enable
+ * 1 ---- PCI Burst Read Enable
+ * 0 ---- MMIO Control
+ */
+ temp = IN3X5B(info->mmio_map, 0x39);
+ OUT3X5B(info->mmio_map, 0x39, (temp | 0x05) & 0xfd);
+
+ /* enable GEIO decode */
+ /* temp = IN3X5B(info->mmio_map, 0x29);
+ * OUT3X5B(info->mmio_map, 0x29, temp | 0x08);
+ */
+
+ /* Enable graphic engine I/O PCI retry function*/
+ /* temp = IN3X5B(info->mmio_map, 0x62);
+ * OUT3X5B(info->mmio_map, 0x62, temp | 0x50);
+ */
+
+ /* protect all register except which protected by 3c5.0e.7 */
+ /* OUT3C5B(info->mmio_map, 0x11, 0x87); */
+}
+
+
+int xgi_bootstrap(struct drm_device * dev, void * data,
+ struct drm_file * filp)
+{
+ struct xgi_info *info = dev->dev_private;
+ struct xgi_bootstrap * bs = (struct xgi_bootstrap *) data;
+ struct drm_map_list *maplist;
+ int err;
+
+
+ DRM_SPININIT(&info->fence_lock, "fence lock");
+ info->next_sequence = 0;
+ info->complete_sequence = 0;
+
+ if (info->mmio_map == NULL) {
+ err = drm_addmap(dev, info->mmio.base, info->mmio.size,
+ _DRM_REGISTERS, _DRM_KERNEL,
+ &info->mmio_map);
+ if (err) {
+ DRM_ERROR("Unable to map MMIO region: %d\n", err);
+ return err;
+ }
+
+ xgi_enable_mmio(info);
+ xgi_engine_init(info);
+ }
+
+
+ info->fb.size = IN3CFB(info->mmio_map, 0x54) * 8 * 1024 * 1024;
+
+ DRM_INFO("fb base: 0x%lx, size: 0x%x (probed)\n",
+ (unsigned long) info->fb.base, info->fb.size);
+
+
+ if ((info->fb.base == 0) || (info->fb.size == 0)) {
+ DRM_ERROR("framebuffer appears to be wrong: 0x%lx 0x%x\n",
+ (unsigned long) info->fb.base, info->fb.size);
+ return -EINVAL;
+ }
+
+
+ /* Init the resource manager */
+ if (!info->fb_heap_initialized) {
+ err = xgi_fb_heap_init(info);
+ if (err) {
+ DRM_ERROR("Unable to initialize FB heap.\n");
+ return err;
+ }
+ }
+
+
+ info->pcie.size = bs->gart.size;
+
+ /* Init the resource manager */
+ if (!info->pcie_heap_initialized) {
+ err = xgi_pcie_heap_init(info);
+ if (err) {
+ DRM_ERROR("Unable to initialize GART heap.\n");
+ return err;
+ }
+
+ /* Alloc 1M bytes for cmdbuffer which is flush2D batch array */
+ err = xgi_cmdlist_initialize(info, 0x100000, filp);
+ if (err) {
+ DRM_ERROR("xgi_cmdlist_initialize() failed\n");
+ return err;
+ }
+ }
+
+
+ if (info->pcie_map == NULL) {
+ err = drm_addmap(info->dev, 0, info->pcie.size,
+ _DRM_SCATTER_GATHER, _DRM_LOCKED,
+ & info->pcie_map);
+ if (err) {
+ DRM_ERROR("Could not add map for GART backing "
+ "store.\n");
+ return err;
+ }
+ }
+
+
+ maplist = drm_find_matching_map(dev, info->pcie_map);
+ if (maplist == NULL) {
+ DRM_ERROR("Could not find GART backing store map.\n");
+ return -EINVAL;
+ }
+
+ bs->gart = *info->pcie_map;
+ bs->gart.handle = (void *)(unsigned long) maplist->user_token;
+ return 0;
+}
+
+
+void xgi_driver_lastclose(struct drm_device * dev)
+{
+ struct xgi_info * info = dev->dev_private;
+
+ if (info != NULL) {
+ if (info->mmio_map != NULL) {
+ xgi_cmdlist_cleanup(info);
+ xgi_disable_ge(info);
+ xgi_disable_mmio(info);
+ }
+
+ /* The core DRM lastclose routine will destroy all of our
+ * mappings for us. NULL out the pointers here so that
+ * xgi_bootstrap can do the right thing.
+ */
+ info->pcie_map = NULL;
+ info->mmio_map = NULL;
+ info->fb_map = NULL;
+
+ if (info->pcie_heap_initialized) {
+ drm_ati_pcigart_cleanup(dev, &info->gart_info);
+ }
+
+ if (info->fb_heap_initialized
+ || info->pcie_heap_initialized) {
+ drm_sman_cleanup(&info->sman);
+
+ info->fb_heap_initialized = FALSE;
+ info->pcie_heap_initialized = FALSE;
+ }
+ }
+}
+
+
+void xgi_reclaim_buffers_locked(struct drm_device * dev,
+ struct drm_file * filp)
+{
+ struct xgi_info * info = dev->dev_private;
+
+ mutex_lock(&info->dev->struct_mutex);
+ if (drm_sman_owner_clean(&info->sman, (unsigned long) filp)) {
+ mutex_unlock(&info->dev->struct_mutex);
+ return;
+ }
+
+ if (dev->driver->dma_quiescent) {
+ dev->driver->dma_quiescent(dev);
+ }
+
+ drm_sman_owner_cleanup(&info->sman, (unsigned long) filp);
+ mutex_unlock(&info->dev->struct_mutex);
+ return;
+}
+
+
+/*
+ * driver receives an interrupt if someone waiting, then hand it off.
+ */
+irqreturn_t xgi_kern_isr(DRM_IRQ_ARGS)
+{
+ struct drm_device *dev = (struct drm_device *) arg;
+ struct xgi_info *info = dev->dev_private;
+ const u32 irq_bits = DRM_READ32(info->mmio_map,
+ (0x2800
+ + M2REG_AUTO_LINK_STATUS_ADDRESS))
+ & (M2REG_ACTIVE_TIMER_INTERRUPT_MASK
+ | M2REG_ACTIVE_INTERRUPT_0_MASK
+ | M2REG_ACTIVE_INTERRUPT_2_MASK
+ | M2REG_ACTIVE_INTERRUPT_3_MASK);
+
+
+ if (irq_bits != 0) {
+ DRM_WRITE32(info->mmio_map,
+ 0x2800 + M2REG_AUTO_LINK_SETTING_ADDRESS,
+ M2REG_AUTO_LINK_SETTING_COMMAND | irq_bits);
+ xgi_fence_handler(dev);
+ return IRQ_HANDLED;
+ } else {
+ return IRQ_NONE;
+ }
+}
+
+
+int xgi_driver_load(struct drm_device *dev, unsigned long flags)
+{
+ struct xgi_info *info = drm_alloc(sizeof(*info), DRM_MEM_DRIVER);
+ int err;
+
+ if (!info)
+ return -ENOMEM;
+
+ (void) memset(info, 0, sizeof(*info));
+ dev->dev_private = info;
+ info->dev = dev;
+
+ info->mmio.base = drm_get_resource_start(dev, 1);
+ info->mmio.size = drm_get_resource_len(dev, 1);
+
+ DRM_INFO("mmio base: 0x%lx, size: 0x%x\n",
+ (unsigned long) info->mmio.base, info->mmio.size);
+
+
+ if ((info->mmio.base == 0) || (info->mmio.size == 0)) {
+ DRM_ERROR("mmio appears to be wrong: 0x%lx 0x%x\n",
+ (unsigned long) info->mmio.base, info->mmio.size);
+ err = -EINVAL;
+ goto fail;
+ }
+
+
+ info->fb.base = drm_get_resource_start(dev, 0);
+ info->fb.size = drm_get_resource_len(dev, 0);
+
+ DRM_INFO("fb base: 0x%lx, size: 0x%x\n",
+ (unsigned long) info->fb.base, info->fb.size);
+
+
+ err = drm_sman_init(&info->sman, 2, 12, 8);
+ if (err) {
+ goto fail;
+ }
+
+
+ return 0;
+
+fail:
+ drm_free(info, sizeof(*info), DRM_MEM_DRIVER);
+ return err;
+}
+
+int xgi_driver_unload(struct drm_device *dev)
+{
+ struct xgi_info * info = dev->dev_private;
+
+ drm_sman_takedown(&info->sman);
+ drm_free(info, sizeof(*info), DRM_MEM_DRIVER);
+ dev->dev_private = NULL;
+
+ return 0;
+}
diff --git a/linux-core/xgi_drv.h b/linux-core/xgi_drv.h
new file mode 100644
index 00000000..88ade64d
--- /dev/null
+++ b/linux-core/xgi_drv.h
@@ -0,0 +1,114 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_DRV_H_
+#define _XGI_DRV_H_
+
+#include "drmP.h"
+#include "drm.h"
+#include "drm_sman.h"
+
+#define DRIVER_AUTHOR "Andrea Zhang <andrea_zhang@macrosynergy.com>"
+
+#define DRIVER_NAME "xgi"
+#define DRIVER_DESC "XGI XP5 / XP10 / XG47"
+#define DRIVER_DATE "20070906"
+
+#define DRIVER_MAJOR 1
+#define DRIVER_MINOR 0
+#define DRIVER_PATCHLEVEL 0
+
+#include "xgi_cmdlist.h"
+#include "xgi_drm.h"
+
+struct xgi_aperture {
+ dma_addr_t base;
+ unsigned int size;
+};
+
+struct xgi_info {
+ struct drm_device *dev;
+
+ bool bootstrap_done;
+
+ /* physical characteristics */
+ struct xgi_aperture mmio;
+ struct xgi_aperture fb;
+ struct xgi_aperture pcie;
+
+ struct drm_map *mmio_map;
+ struct drm_map *pcie_map;
+ struct drm_map *fb_map;
+
+ /* look up table parameters */
+ struct ati_pcigart_info gart_info;
+ unsigned int lutPageSize;
+
+ struct drm_sman sman;
+ bool fb_heap_initialized;
+ bool pcie_heap_initialized;
+
+ struct xgi_cmdring_info cmdring;
+
+ DRM_SPINTYPE fence_lock;
+ unsigned complete_sequence;
+ unsigned next_sequence;
+};
+
+extern int xgi_fb_heap_init(struct xgi_info * info);
+
+extern int xgi_alloc(struct xgi_info * info, struct xgi_mem_alloc * alloc,
+ struct drm_file * filp);
+
+extern int xgi_free(struct xgi_info * info, unsigned long index,
+ struct drm_file * filp);
+
+extern int xgi_pcie_heap_init(struct xgi_info * info);
+
+extern void *xgi_find_pcie_virt(struct xgi_info * info, u32 address);
+
+extern void xgi_enable_mmio(struct xgi_info * info);
+extern void xgi_disable_mmio(struct xgi_info * info);
+extern void xgi_enable_ge(struct xgi_info * info);
+extern void xgi_disable_ge(struct xgi_info * info);
+
+extern void xgi_poke_flush(struct drm_device * dev, uint32_t class);
+extern int xgi_fence_emit_sequence(struct drm_device * dev, uint32_t class,
+ uint32_t flags, uint32_t * sequence, uint32_t * native_type);
+extern void xgi_fence_handler(struct drm_device * dev);
+extern int xgi_fence_has_irq(struct drm_device *dev, uint32_t class,
+ uint32_t flags);
+
+extern int xgi_alloc_ioctl(struct drm_device * dev, void * data,
+ struct drm_file * filp);
+extern int xgi_free_ioctl(struct drm_device * dev, void * data,
+ struct drm_file * filp);
+extern int xgi_submit_cmdlist(struct drm_device * dev, void * data,
+ struct drm_file * filp);
+extern int xgi_state_change_ioctl(struct drm_device * dev, void * data,
+ struct drm_file * filp);
+
+#endif
diff --git a/linux-core/xgi_fb.c b/linux-core/xgi_fb.c
new file mode 100644
index 00000000..40f39fbc
--- /dev/null
+++ b/linux-core/xgi_fb.c
@@ -0,0 +1,123 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "xgi_drv.h"
+
+#define XGI_FB_HEAP_START 0x1000000
+
+int xgi_alloc(struct xgi_info * info, struct xgi_mem_alloc * alloc,
+ struct drm_file * filp)
+{
+ struct drm_memblock_item *block;
+ const char *const mem_name = (alloc->location == XGI_MEMLOC_LOCAL)
+ ? "on-card" : "GART";
+
+
+ if ((alloc->location != XGI_MEMLOC_LOCAL)
+ && (alloc->location != XGI_MEMLOC_NON_LOCAL)) {
+ DRM_ERROR("Invalid memory pool (0x%08x) specified.\n",
+ alloc->location);
+ return -EINVAL;
+ }
+
+ if ((alloc->location == XGI_MEMLOC_LOCAL)
+ ? !info->fb_heap_initialized : !info->pcie_heap_initialized) {
+ DRM_ERROR("Attempt to allocate from uninitialized memory "
+ "pool (0x%08x).\n", alloc->location);
+ return -EINVAL;
+ }
+
+ mutex_lock(&info->dev->struct_mutex);
+ block = drm_sman_alloc(&info->sman, alloc->location, alloc->size,
+ 0, (unsigned long) filp);
+ mutex_unlock(&info->dev->struct_mutex);
+
+ if (block == NULL) {
+ alloc->size = 0;
+ DRM_ERROR("%s memory allocation failed\n", mem_name);
+ return -ENOMEM;
+ } else {
+ alloc->offset = (*block->mm->offset)(block->mm,
+ block->mm_info);
+ alloc->hw_addr = alloc->offset;
+ alloc->index = block->user_hash.key;
+
+ if (alloc->location == XGI_MEMLOC_NON_LOCAL) {
+ alloc->hw_addr += info->pcie.base;
+ }
+
+ DRM_DEBUG("%s memory allocation succeeded: 0x%x\n",
+ mem_name, alloc->offset);
+ }
+
+ return 0;
+}
+
+
+int xgi_alloc_ioctl(struct drm_device * dev, void * data,
+ struct drm_file * filp)
+{
+ struct xgi_info *info = dev->dev_private;
+
+ return xgi_alloc(info, (struct xgi_mem_alloc *) data, filp);
+}
+
+
+int xgi_free(struct xgi_info * info, unsigned long index,
+ struct drm_file * filp)
+{
+ int err;
+
+ mutex_lock(&info->dev->struct_mutex);
+ err = drm_sman_free_key(&info->sman, index);
+ mutex_unlock(&info->dev->struct_mutex);
+
+ return err;
+}
+
+
+int xgi_free_ioctl(struct drm_device * dev, void * data,
+ struct drm_file * filp)
+{
+ struct xgi_info *info = dev->dev_private;
+
+ return xgi_free(info, *(unsigned long *) data, filp);
+}
+
+
+int xgi_fb_heap_init(struct xgi_info * info)
+{
+ int err;
+
+ mutex_lock(&info->dev->struct_mutex);
+ err = drm_sman_set_range(&info->sman, XGI_MEMLOC_LOCAL,
+ XGI_FB_HEAP_START,
+ info->fb.size - XGI_FB_HEAP_START);
+ mutex_unlock(&info->dev->struct_mutex);
+
+ info->fb_heap_initialized = (err == 0);
+ return err;
+}
diff --git a/linux-core/xgi_fence.c b/linux-core/xgi_fence.c
new file mode 100644
index 00000000..adedf300
--- /dev/null
+++ b/linux-core/xgi_fence.c
@@ -0,0 +1,127 @@
+/*
+ * (C) Copyright IBM Corporation 2007
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Ian Romanick <idr@us.ibm.com>
+ */
+
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+#include "xgi_misc.h"
+#include "xgi_cmdlist.h"
+
+static uint32_t xgi_do_flush(struct drm_device * dev, uint32_t class)
+{
+ struct xgi_info * info = dev->dev_private;
+ struct drm_fence_class_manager * fc = &dev->fm.class[class];
+ uint32_t pending_flush_types = 0;
+ uint32_t signaled_flush_types = 0;
+
+
+ if ((info == NULL) || (class != 0))
+ return 0;
+
+ DRM_SPINLOCK(&info->fence_lock);
+
+ pending_flush_types = fc->pending_flush |
+ ((fc->pending_exe_flush) ? DRM_FENCE_TYPE_EXE : 0);
+
+ if (pending_flush_types) {
+ if (pending_flush_types & DRM_FENCE_TYPE_EXE) {
+ const u32 begin_id = DRM_READ32(info->mmio_map,
+ 0x2820)
+ & BEGIN_BEGIN_IDENTIFICATION_MASK;
+
+ if (begin_id != info->complete_sequence) {
+ info->complete_sequence = begin_id;
+ signaled_flush_types |= DRM_FENCE_TYPE_EXE;
+ }
+ }
+
+ if (signaled_flush_types) {
+ drm_fence_handler(dev, 0, info->complete_sequence,
+ signaled_flush_types);
+ }
+ }
+
+ DRM_SPINUNLOCK(&info->fence_lock);
+
+ return fc->pending_flush |
+ ((fc->pending_exe_flush) ? DRM_FENCE_TYPE_EXE : 0);
+}
+
+
+int xgi_fence_emit_sequence(struct drm_device * dev, uint32_t class,
+ uint32_t flags, uint32_t * sequence,
+ uint32_t * native_type)
+{
+ struct xgi_info * info = dev->dev_private;
+
+ if ((info == NULL) || (class != 0))
+ return -EINVAL;
+
+
+ DRM_SPINLOCK(&info->fence_lock);
+ info->next_sequence++;
+ if (info->next_sequence > BEGIN_BEGIN_IDENTIFICATION_MASK) {
+ info->next_sequence = 1;
+ }
+ DRM_SPINUNLOCK(&info->fence_lock);
+
+
+ xgi_emit_irq(info);
+
+ *sequence = (uint32_t) info->next_sequence;
+ *native_type = DRM_FENCE_TYPE_EXE;
+
+ return 0;
+}
+
+
+void xgi_poke_flush(struct drm_device * dev, uint32_t class)
+{
+ struct drm_fence_manager * fm = &dev->fm;
+ unsigned long flags;
+
+
+ write_lock_irqsave(&fm->lock, flags);
+ xgi_do_flush(dev, class);
+ write_unlock_irqrestore(&fm->lock, flags);
+}
+
+
+void xgi_fence_handler(struct drm_device * dev)
+{
+ struct drm_fence_manager * fm = &dev->fm;
+
+
+ write_lock(&fm->lock);
+ xgi_do_flush(dev, 0);
+ write_unlock(&fm->lock);
+}
+
+
+int xgi_fence_has_irq(struct drm_device *dev, uint32_t class, uint32_t flags)
+{
+ return ((class == 0) && (flags == DRM_FENCE_TYPE_EXE)) ? 1 : 0;
+}
diff --git a/linux-core/xgi_misc.c b/linux-core/xgi_misc.c
new file mode 100644
index 00000000..50a721c0
--- /dev/null
+++ b/linux-core/xgi_misc.c
@@ -0,0 +1,477 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+
+#include <linux/delay.h>
+
+/*
+ * irq functions
+ */
+#define STALL_INTERRUPT_RESET_THRESHOLD 0xffff
+
+static unsigned int s_invalid_begin = 0;
+
+static bool xgi_validate_signal(struct drm_map * map)
+{
+ if (DRM_READ32(map, 0x2800) & 0x001c0000) {
+ u16 check;
+
+ /* Check Read back status */
+ DRM_WRITE8(map, 0x235c, 0x80);
+ check = DRM_READ16(map, 0x2360);
+
+ if ((check & 0x3f) != ((check & 0x3f00) >> 8)) {
+ return FALSE;
+ }
+
+ /* Check RO channel */
+ DRM_WRITE8(map, 0x235c, 0x83);
+ check = DRM_READ16(map, 0x2360);
+ if ((check & 0x0f) != ((check & 0xf0) >> 4)) {
+ return FALSE;
+ }
+
+ /* Check RW channel */
+ DRM_WRITE8(map, 0x235c, 0x88);
+ check = DRM_READ16(map, 0x2360);
+ if ((check & 0x0f) != ((check & 0xf0) >> 4)) {
+ return FALSE;
+ }
+
+ /* Check RO channel outstanding */
+ DRM_WRITE8(map, 0x235c, 0x8f);
+ check = DRM_READ16(map, 0x2360);
+ if (0 != (check & 0x3ff)) {
+ return FALSE;
+ }
+
+ /* Check RW channel outstanding */
+ DRM_WRITE8(map, 0x235c, 0x90);
+ check = DRM_READ16(map, 0x2360);
+ if (0 != (check & 0x3ff)) {
+ return FALSE;
+ }
+
+ /* No pending PCIE request. GE stall. */
+ }
+
+ return TRUE;
+}
+
+
+static void xgi_ge_hang_reset(struct drm_map * map)
+{
+ int time_out = 0xffff;
+
+ DRM_WRITE8(map, 0xb057, 8);
+ while (0 != (DRM_READ32(map, 0x2800) & 0xf0000000)) {
+ while (0 != ((--time_out) & 0xfff))
+ /* empty */ ;
+
+ if (0 == time_out) {
+ u8 old_3ce;
+ u8 old_3cf;
+ u8 old_index;
+ u8 old_36;
+
+ DRM_INFO("Can not reset back 0x%x!\n",
+ DRM_READ32(map, 0x2800));
+
+ DRM_WRITE8(map, 0xb057, 0);
+
+ /* Have to use 3x5.36 to reset. */
+ /* Save and close dynamic gating */
+
+ old_3ce = DRM_READ8(map, 0x3ce);
+ DRM_WRITE8(map, 0x3ce, 0x2a);
+ old_3cf = DRM_READ8(map, 0x3cf);
+ DRM_WRITE8(map, 0x3cf, old_3cf & 0xfe);
+
+ /* Reset GE */
+ old_index = DRM_READ8(map, 0x3d4);
+ DRM_WRITE8(map, 0x3d4, 0x36);
+ old_36 = DRM_READ8(map, 0x3d5);
+ DRM_WRITE8(map, 0x3d5, old_36 | 0x10);
+
+ while (0 != ((--time_out) & 0xfff))
+ /* empty */ ;
+
+ DRM_WRITE8(map, 0x3d5, old_36);
+ DRM_WRITE8(map, 0x3d4, old_index);
+
+ /* Restore dynamic gating */
+ DRM_WRITE8(map, 0x3cf, old_3cf);
+ DRM_WRITE8(map, 0x3ce, old_3ce);
+ break;
+ }
+ }
+
+ DRM_WRITE8(map, 0xb057, 0);
+}
+
+
+bool xgi_ge_irq_handler(struct xgi_info * info)
+{
+ const u32 int_status = DRM_READ32(info->mmio_map, 0x2810);
+ bool is_support_auto_reset = FALSE;
+
+ /* Check GE on/off */
+ if (0 == (0xffffc0f0 & int_status)) {
+ if (0 != (0x1000 & int_status)) {
+ /* We got GE stall interrupt.
+ */
+ DRM_WRITE32(info->mmio_map, 0x2810,
+ int_status | 0x04000000);
+
+ if (is_support_auto_reset) {
+ static cycles_t last_tick;
+ static unsigned continue_int_count = 0;
+
+ /* OE II is busy. */
+
+ if (!xgi_validate_signal(info->mmio_map)) {
+ /* Nothing but skip. */
+ } else if (0 == continue_int_count++) {
+ last_tick = get_cycles();
+ } else {
+ const cycles_t new_tick = get_cycles();
+ if ((new_tick - last_tick) >
+ STALL_INTERRUPT_RESET_THRESHOLD) {
+ continue_int_count = 0;
+ } else if (continue_int_count >= 3) {
+ continue_int_count = 0;
+
+ /* GE Hung up, need reset. */
+ DRM_INFO("Reset GE!\n");
+
+ xgi_ge_hang_reset(info->mmio_map);
+ }
+ }
+ }
+ } else if (0 != (0x1 & int_status)) {
+ s_invalid_begin++;
+ DRM_WRITE32(info->mmio_map, 0x2810,
+ (int_status & ~0x01) | 0x04000000);
+ }
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+bool xgi_crt_irq_handler(struct xgi_info * info)
+{
+ bool ret = FALSE;
+ u8 save_3ce = DRM_READ8(info->mmio_map, 0x3ce);
+
+ /* CRT1 interrupt just happened
+ */
+ if (IN3CFB(info->mmio_map, 0x37) & 0x01) {
+ u8 op3cf_3d;
+ u8 op3cf_37;
+
+ /* What happened?
+ */
+ op3cf_37 = IN3CFB(info->mmio_map, 0x37);
+
+ /* Clear CRT interrupt
+ */
+ op3cf_3d = IN3CFB(info->mmio_map, 0x3d);
+ OUT3CFB(info->mmio_map, 0x3d, (op3cf_3d | 0x04));
+ OUT3CFB(info->mmio_map, 0x3d, (op3cf_3d & ~0x04));
+ ret = TRUE;
+ }
+ DRM_WRITE8(info->mmio_map, 0x3ce, save_3ce);
+
+ return (ret);
+}
+
+bool xgi_dvi_irq_handler(struct xgi_info * info)
+{
+ bool ret = FALSE;
+ const u8 save_3ce = DRM_READ8(info->mmio_map, 0x3ce);
+
+ /* DVI interrupt just happened
+ */
+ if (IN3CFB(info->mmio_map, 0x38) & 0x20) {
+ const u8 save_3x4 = DRM_READ8(info->mmio_map, 0x3d4);
+ u8 op3cf_39;
+ u8 op3cf_37;
+ u8 op3x5_5a;
+
+ /* What happened?
+ */
+ op3cf_37 = IN3CFB(info->mmio_map, 0x37);
+
+ /* Notify BIOS that DVI plug/unplug happened
+ */
+ op3x5_5a = IN3X5B(info->mmio_map, 0x5a);
+ OUT3X5B(info->mmio_map, 0x5a, op3x5_5a & 0xf7);
+
+ DRM_WRITE8(info->mmio_map, 0x3d4, save_3x4);
+
+ /* Clear DVI interrupt
+ */
+ op3cf_39 = IN3CFB(info->mmio_map, 0x39);
+ OUT3C5B(info->mmio_map, 0x39, (op3cf_39 & ~0x01));
+ OUT3C5B(info->mmio_map, 0x39, (op3cf_39 | 0x01));
+
+ ret = TRUE;
+ }
+ DRM_WRITE8(info->mmio_map, 0x3ce, save_3ce);
+
+ return (ret);
+}
+
+
+static void dump_reg_header(unsigned regbase)
+{
+ printk("\n=====xgi_dump_register========0x%x===============\n",
+ regbase);
+ printk(" 0 1 2 3 4 5 6 7 8 9 a b c d e f\n");
+}
+
+
+static void dump_indexed_reg(struct xgi_info * info, unsigned regbase)
+{
+ unsigned i, j;
+ u8 temp;
+
+
+ dump_reg_header(regbase);
+ for (i = 0; i < 0x10; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ DRM_WRITE8(info->mmio_map, regbase - 1,
+ (i * 0x10) + j);
+ temp = DRM_READ8(info->mmio_map, regbase);
+ printk("%3x", temp);
+ }
+ printk("\n");
+ }
+}
+
+
+static void dump_reg(struct xgi_info * info, unsigned regbase, unsigned range)
+{
+ unsigned i, j;
+
+
+ dump_reg_header(regbase);
+ for (i = 0; i < range; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ u8 temp = DRM_READ8(info->mmio_map,
+ regbase + (i * 0x10) + j);
+ printk("%3x", temp);
+ }
+ printk("\n");
+ }
+}
+
+
+void xgi_dump_register(struct xgi_info * info)
+{
+ dump_indexed_reg(info, 0x3c5);
+ dump_indexed_reg(info, 0x3d5);
+ dump_indexed_reg(info, 0x3cf);
+
+ dump_reg(info, 0xB000, 0x05);
+ dump_reg(info, 0x2200, 0x0B);
+ dump_reg(info, 0x2300, 0x07);
+ dump_reg(info, 0x2400, 0x10);
+ dump_reg(info, 0x2800, 0x10);
+}
+
+
+#define WHOLD_GE_STATUS 0x2800
+
+/* Test everything except the "whole GE busy" bit, the "master engine busy"
+ * bit, and the reserved bits [26:21].
+ */
+#define IDLE_MASK ~((1U<<31) | (1U<<28) | (0x3f<<21))
+
+void xgi_waitfor_pci_idle(struct xgi_info * info)
+{
+ unsigned int idleCount = 0;
+ u32 old_status = 0;
+ unsigned int same_count = 0;
+
+ while (idleCount < 5) {
+ const u32 status = DRM_READ32(info->mmio_map, WHOLD_GE_STATUS)
+ & IDLE_MASK;
+
+ if (status == old_status) {
+ same_count++;
+
+ if ((same_count % 100) == 0) {
+ DRM_ERROR("GE status stuck at 0x%08x for %u iterations!\n",
+ old_status, same_count);
+ }
+ } else {
+ old_status = status;
+ same_count = 0;
+ }
+
+ if (status != 0) {
+ msleep(1);
+ idleCount = 0;
+ } else {
+ idleCount++;
+ }
+ }
+}
+
+
+void xgi_enable_mmio(struct xgi_info * info)
+{
+ u8 protect = 0;
+ u8 temp;
+
+ /* Unprotect registers */
+ DRM_WRITE8(info->mmio_map, 0x3C4, 0x11);
+ protect = DRM_READ8(info->mmio_map, 0x3C5);
+ DRM_WRITE8(info->mmio_map, 0x3C5, 0x92);
+
+ DRM_WRITE8(info->mmio_map, 0x3D4, 0x3A);
+ temp = DRM_READ8(info->mmio_map, 0x3D5);
+ DRM_WRITE8(info->mmio_map, 0x3D5, temp | 0x20);
+
+ /* Enable MMIO */
+ DRM_WRITE8(info->mmio_map, 0x3D4, 0x39);
+ temp = DRM_READ8(info->mmio_map, 0x3D5);
+ DRM_WRITE8(info->mmio_map, 0x3D5, temp | 0x01);
+
+ /* Protect registers */
+ OUT3C5B(info->mmio_map, 0x11, protect);
+}
+
+
+void xgi_disable_mmio(struct xgi_info * info)
+{
+ u8 protect = 0;
+ u8 temp;
+
+ /* Unprotect registers */
+ DRM_WRITE8(info->mmio_map, 0x3C4, 0x11);
+ protect = DRM_READ8(info->mmio_map, 0x3C5);
+ DRM_WRITE8(info->mmio_map, 0x3C5, 0x92);
+
+ /* Disable MMIO access */
+ DRM_WRITE8(info->mmio_map, 0x3D4, 0x39);
+ temp = DRM_READ8(info->mmio_map, 0x3D5);
+ DRM_WRITE8(info->mmio_map, 0x3D5, temp & 0xFE);
+
+ /* Protect registers */
+ OUT3C5B(info->mmio_map, 0x11, protect);
+}
+
+
+void xgi_enable_ge(struct xgi_info * info)
+{
+ u8 bOld3cf2a;
+ int wait = 0;
+
+ OUT3C5B(info->mmio_map, 0x11, 0x92);
+
+ /* Save and close dynamic gating
+ */
+ bOld3cf2a = IN3CFB(info->mmio_map, XGI_MISC_CTRL);
+ OUT3CFB(info->mmio_map, XGI_MISC_CTRL, bOld3cf2a & ~EN_GEPWM);
+
+ /* Enable 2D and 3D GE
+ */
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL, (GE_ENABLE | GE_ENABLE_3D));
+ wait = 10;
+ while (wait--) {
+ DRM_READ8(info->mmio_map, 0x36);
+ }
+
+ /* Reset both 3D and 2D engine
+ */
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL,
+ (GE_ENABLE | GE_RESET | GE_ENABLE_3D));
+ wait = 10;
+ while (wait--) {
+ DRM_READ8(info->mmio_map, 0x36);
+ }
+
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL, (GE_ENABLE | GE_ENABLE_3D));
+ wait = 10;
+ while (wait--) {
+ DRM_READ8(info->mmio_map, 0x36);
+ }
+
+ /* Enable 2D engine only
+ */
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL, GE_ENABLE);
+
+ /* Enable 2D+3D engine
+ */
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL, (GE_ENABLE | GE_ENABLE_3D));
+
+ /* Restore dynamic gating
+ */
+ OUT3CFB(info->mmio_map, XGI_MISC_CTRL, bOld3cf2a);
+}
+
+
+void xgi_disable_ge(struct xgi_info * info)
+{
+ int wait = 0;
+
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL, (GE_ENABLE | GE_ENABLE_3D));
+
+ wait = 10;
+ while (wait--) {
+ DRM_READ8(info->mmio_map, 0x36);
+ }
+
+ /* Reset both 3D and 2D engine
+ */
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL,
+ (GE_ENABLE | GE_RESET | GE_ENABLE_3D));
+
+ wait = 10;
+ while (wait--) {
+ DRM_READ8(info->mmio_map, 0x36);
+ }
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL, (GE_ENABLE | GE_ENABLE_3D));
+
+ wait = 10;
+ while (wait--) {
+ DRM_READ8(info->mmio_map, 0x36);
+ }
+
+ /* Disable 2D engine and 3D engine.
+ */
+ OUT3X5B(info->mmio_map, XGI_GE_CNTL, 0);
+}
diff --git a/linux-core/xgi_misc.h b/linux-core/xgi_misc.h
new file mode 100644
index 00000000..af19a11a
--- /dev/null
+++ b/linux-core/xgi_misc.h
@@ -0,0 +1,37 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_MISC_H_
+#define _XGI_MISC_H_
+
+extern void xgi_dump_register(struct xgi_info * info);
+
+extern bool xgi_ge_irq_handler(struct xgi_info * info);
+extern bool xgi_crt_irq_handler(struct xgi_info * info);
+extern bool xgi_dvi_irq_handler(struct xgi_info * info);
+extern void xgi_waitfor_pci_idle(struct xgi_info * info);
+
+#endif
diff --git a/linux-core/xgi_pcie.c b/linux-core/xgi_pcie.c
new file mode 100644
index 00000000..a7d3ea24
--- /dev/null
+++ b/linux-core/xgi_pcie.c
@@ -0,0 +1,126 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+#include "xgi_misc.h"
+
+void xgi_gart_flush(struct drm_device *dev)
+{
+ struct xgi_info *const info = dev->dev_private;
+ u8 temp;
+
+ DRM_MEMORYBARRIER();
+
+ /* Set GART in SFB */
+ temp = DRM_READ8(info->mmio_map, 0xB00C);
+ DRM_WRITE8(info->mmio_map, 0xB00C, temp & ~0x02);
+
+ /* Set GART base address to HW */
+ DRM_WRITE32(info->mmio_map, 0xB034, info->gart_info.bus_addr);
+
+ /* Flush GART table. */
+ DRM_WRITE8(info->mmio_map, 0xB03F, 0x40);
+ DRM_WRITE8(info->mmio_map, 0xB03F, 0x00);
+}
+
+
+int xgi_pcie_heap_init(struct xgi_info * info)
+{
+ u8 temp = 0;
+ int err;
+ struct drm_scatter_gather request;
+
+ /* Get current FB aperture size */
+ temp = IN3X5B(info->mmio_map, 0x27);
+ DRM_INFO("In3x5(0x27): 0x%x \n", temp);
+
+ if (temp & 0x01) { /* 256MB; Jong 06/05/2006; 0x10000000 */
+ info->pcie.base = 256 * 1024 * 1024;
+ } else { /* 128MB; Jong 06/05/2006; 0x08000000 */
+ info->pcie.base = 128 * 1024 * 1024;
+ }
+
+
+ DRM_INFO("info->pcie.base: 0x%lx\n", (unsigned long) info->pcie.base);
+
+ /* Get current lookup table page size */
+ temp = DRM_READ8(info->mmio_map, 0xB00C);
+ if (temp & 0x04) { /* 8KB */
+ info->lutPageSize = 8 * 1024;
+ } else { /* 4KB */
+ info->lutPageSize = 4 * 1024;
+ }
+
+ DRM_INFO("info->lutPageSize: 0x%x \n", info->lutPageSize);
+
+
+ request.size = info->pcie.size;
+ err = drm_sg_alloc(info->dev, & request);
+ if (err) {
+ DRM_ERROR("cannot allocate PCIE GART backing store! "
+ "size = %d\n", info->pcie.size);
+ return err;
+ }
+
+ info->gart_info.gart_table_location = DRM_ATI_GART_MAIN;
+ info->gart_info.gart_reg_if = DRM_ATI_GART_PCI;
+ info->gart_info.table_size = info->dev->sg->pages * sizeof(u32);
+
+ if (!drm_ati_pcigart_init(info->dev, &info->gart_info)) {
+ DRM_ERROR("failed to init PCI GART!\n");
+ return -ENOMEM;
+ }
+
+
+ xgi_gart_flush(info->dev);
+
+ mutex_lock(&info->dev->struct_mutex);
+ err = drm_sman_set_range(&info->sman, XGI_MEMLOC_NON_LOCAL,
+ 0, info->pcie.size);
+ mutex_unlock(&info->dev->struct_mutex);
+ if (err) {
+ drm_ati_pcigart_cleanup(info->dev, &info->gart_info);
+ }
+
+ info->pcie_heap_initialized = (err == 0);
+ return err;
+}
+
+
+/**
+ * xgi_find_pcie_virt
+ * @address: GE HW address
+ *
+ * Returns CPU virtual address. Assumes the CPU VAddr is continuous in not
+ * the same block
+ */
+void *xgi_find_pcie_virt(struct xgi_info * info, u32 address)
+{
+ const unsigned long offset = address - info->pcie.base;
+
+ return ((u8 *) info->dev->sg->virtual) + offset;
+}
diff --git a/linux-core/xgi_regs.h b/linux-core/xgi_regs.h
new file mode 100644
index 00000000..5c0100a0
--- /dev/null
+++ b/linux-core/xgi_regs.h
@@ -0,0 +1,169 @@
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_REGS_H_
+#define _XGI_REGS_H_
+
+#include "drmP.h"
+#include "drm.h"
+
+#define MAKE_MASK(bits) ((1U << (bits)) - 1)
+
+#define ONE_BIT_MASK MAKE_MASK(1)
+#define TWENTY_BIT_MASK MAKE_MASK(20)
+#define TWENTYONE_BIT_MASK MAKE_MASK(21)
+#define TWENTYTWO_BIT_MASK MAKE_MASK(22)
+
+
+/* Port 0x3d4/0x3d5, index 0x2a */
+#define XGI_INTERFACE_SEL 0x2a
+#define DUAL_64BIT (1U<<7)
+#define INTERNAL_32BIT (1U<<6)
+#define EN_SEP_WR (1U<<5)
+#define POWER_DOWN_SEL (1U<<4)
+/*#define RESERVED_3 (1U<<3) */
+#define SUBS_MCLK_PCICLK (1U<<2)
+#define MEM_SIZE_MASK (3<<0)
+#define MEM_SIZE_32MB (0<<0)
+#define MEM_SIZE_64MB (1<<0)
+#define MEM_SIZE_128MB (2<<0)
+#define MEM_SIZE_256MB (3<<0)
+
+/* Port 0x3d4/0x3d5, index 0x36 */
+#define XGI_GE_CNTL 0x36
+#define GE_ENABLE (1U<<7)
+/*#define RESERVED_6 (1U<<6) */
+/*#define RESERVED_5 (1U<<5) */
+#define GE_RESET (1U<<4)
+/*#define RESERVED_3 (1U<<3) */
+#define GE_ENABLE_3D (1U<<2)
+/*#define RESERVED_1 (1U<<1) */
+/*#define RESERVED_0 (1U<<0) */
+
+/* Port 0x3ce/0x3cf, index 0x2a */
+#define XGI_MISC_CTRL 0x2a
+#define MOTION_VID_SUSPEND (1U<<7)
+#define DVI_CRTC_TIMING_SEL (1U<<6)
+#define LCD_SEL_CTL_NEW (1U<<5)
+#define LCD_SEL_EXT_DELYCTRL (1U<<4)
+#define REG_LCDDPARST (1U<<3)
+#define LCD2DPAOFF (1U<<2)
+/*#define RESERVED_1 (1U<<1) */
+#define EN_GEPWM (1U<<0) /* Enable GE power management */
+
+
+#define BASE_3D_ENG 0x2800
+
+#define M2REG_FLUSH_ENGINE_ADDRESS 0x000
+#define M2REG_FLUSH_ENGINE_COMMAND 0x00
+#define M2REG_FLUSH_FLIP_ENGINE_MASK (ONE_BIT_MASK<<21)
+#define M2REG_FLUSH_2D_ENGINE_MASK (ONE_BIT_MASK<<20)
+#define M2REG_FLUSH_3D_ENGINE_MASK TWENTY_BIT_MASK
+
+#define M2REG_RESET_ADDRESS 0x004
+#define M2REG_RESET_COMMAND 0x01
+#define M2REG_RESET_STATUS2_MASK (ONE_BIT_MASK<<10)
+#define M2REG_RESET_STATUS1_MASK (ONE_BIT_MASK<<9)
+#define M2REG_RESET_STATUS0_MASK (ONE_BIT_MASK<<8)
+#define M2REG_RESET_3DENG_MASK (ONE_BIT_MASK<<4)
+#define M2REG_RESET_2DENG_MASK (ONE_BIT_MASK<<2)
+
+/* Write register */
+#define M2REG_AUTO_LINK_SETTING_ADDRESS 0x010
+#define M2REG_AUTO_LINK_SETTING_COMMAND 0x04
+#define M2REG_CLEAR_TIMER_INTERRUPT_MASK (ONE_BIT_MASK<<11)
+#define M2REG_CLEAR_INTERRUPT_3_MASK (ONE_BIT_MASK<<10)
+#define M2REG_CLEAR_INTERRUPT_2_MASK (ONE_BIT_MASK<<9)
+#define M2REG_CLEAR_INTERRUPT_0_MASK (ONE_BIT_MASK<<8)
+#define M2REG_CLEAR_COUNTERS_MASK (ONE_BIT_MASK<<4)
+#define M2REG_PCI_TRIGGER_MODE_MASK (ONE_BIT_MASK<<1)
+#define M2REG_INVALID_LIST_AUTO_INTERRUPT_MASK (ONE_BIT_MASK<<0)
+
+/* Read register */
+#define M2REG_AUTO_LINK_STATUS_ADDRESS 0x010
+#define M2REG_AUTO_LINK_STATUS_COMMAND 0x04
+#define M2REG_ACTIVE_TIMER_INTERRUPT_MASK (ONE_BIT_MASK<<11)
+#define M2REG_ACTIVE_INTERRUPT_3_MASK (ONE_BIT_MASK<<10)
+#define M2REG_ACTIVE_INTERRUPT_2_MASK (ONE_BIT_MASK<<9)
+#define M2REG_ACTIVE_INTERRUPT_0_MASK (ONE_BIT_MASK<<8)
+#define M2REG_INVALID_LIST_AUTO_INTERRUPTED_MODE_MASK (ONE_BIT_MASK<<0)
+
+#define M2REG_PCI_TRIGGER_REGISTER_ADDRESS 0x014
+#define M2REG_PCI_TRIGGER_REGISTER_COMMAND 0x05
+
+
+/**
+ * Begin instruction, double-word 0
+ */
+#define BEGIN_STOP_STORE_CURRENT_POINTER_MASK (ONE_BIT_MASK<<22)
+#define BEGIN_VALID_MASK (ONE_BIT_MASK<<20)
+#define BEGIN_BEGIN_IDENTIFICATION_MASK TWENTY_BIT_MASK
+
+/**
+ * Begin instruction, double-word 1
+ */
+#define BEGIN_LINK_ENABLE_MASK (ONE_BIT_MASK<<31)
+#define BEGIN_COMMAND_LIST_LENGTH_MASK TWENTYTWO_BIT_MASK
+
+
+/* Hardware access functions */
+static inline void OUT3C5B(struct drm_map * map, u8 index, u8 data)
+{
+ DRM_WRITE8(map, 0x3C4, index);
+ DRM_WRITE8(map, 0x3C5, data);
+}
+
+static inline void OUT3X5B(struct drm_map * map, u8 index, u8 data)
+{
+ DRM_WRITE8(map, 0x3D4, index);
+ DRM_WRITE8(map, 0x3D5, data);
+}
+
+static inline void OUT3CFB(struct drm_map * map, u8 index, u8 data)
+{
+ DRM_WRITE8(map, 0x3CE, index);
+ DRM_WRITE8(map, 0x3CF, data);
+}
+
+static inline u8 IN3C5B(struct drm_map * map, u8 index)
+{
+ DRM_WRITE8(map, 0x3C4, index);
+ return DRM_READ8(map, 0x3C5);
+}
+
+static inline u8 IN3X5B(struct drm_map * map, u8 index)
+{
+ DRM_WRITE8(map, 0x3D4, index);
+ return DRM_READ8(map, 0x3D5);
+}
+
+static inline u8 IN3CFB(struct drm_map * map, u8 index)
+{
+ DRM_WRITE8(map, 0x3CE, index);
+ return DRM_READ8(map, 0x3CF);
+}
+
+#endif