diff options
Diffstat (limited to 'linux-core/xgi_linux.h')
| -rw-r--r-- | linux-core/xgi_linux.h | 490 |
1 files changed, 0 insertions, 490 deletions
diff --git a/linux-core/xgi_linux.h b/linux-core/xgi_linux.h deleted file mode 100644 index 99bf2d04..00000000 --- a/linux-core/xgi_linux.h +++ /dev/null @@ -1,490 +0,0 @@ - -/**************************************************************************** - * 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_LINUX_H_ -#define _XGI_LINUX_H_ - -#ifndef LINUX_VERSION_CODE -#include <linux/version.h> -#endif - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0) -# error "This driver does not support pre-2.6 kernels!" -#endif - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10) -# define XGI_REMAP_PFN_RANGE_PRESENT -#else -# define XGI_REMAP_PAGE_RANGE_5 -#endif - -#if defined (CONFIG_SMP) && !defined (__SMP__) -#define __SMP__ -#endif - -#if defined (CONFIG_MODVERSIONS) && !defined (MODVERSIONS) -#define MODVERSIONS -#endif - -#include <linux/kernel.h> /* printk */ -#include <linux/module.h> - -#include <linux/init.h> /* module_init, module_exit */ -#include <linux/types.h> /* pic_t, size_t, __u32, etc */ -#include <linux/errno.h> /* error codes */ -#include <linux/list.h> /* circular linked list */ -#include <linux/stddef.h> /* NULL, offsetof */ -#include <linux/wait.h> /* wait queues */ - -#include <linux/slab.h> /* kmalloc, kfree, etc */ -#include <linux/vmalloc.h> /* vmalloc, vfree, etc */ - -#include <linux/poll.h> /* poll_wait */ -#include <linux/delay.h> /* mdelay, udelay */ -#include <asm/msr.h> /* rdtsc rdtscl */ - -#include <linux/sched.h> /* suser(), capable() replacement - for_each_task, for_each_process */ -#ifdef for_each_process -#define XGI_SCAN_PROCESS(p) for_each_process(p) -#else -#define XGI_SCAN_PROCESS(p) for_each_task(p) -#endif - -#include <linux/moduleparam.h> /* module_param() */ -#include <linux/smp_lock.h> /* kernel_locked */ -#include <asm/tlbflush.h> /* flush_tlb(), flush_tlb_all() */ -#include <asm/kmap_types.h> /* page table entry lookup */ - -#include <linux/pci.h> /* pci_find_class, etc */ -#include <linux/interrupt.h> /* tasklets, interrupt helpers */ -#include <linux/timer.h> - -#include <asm/system.h> /* cli, sli, save_flags */ -#include <asm/io.h> /* ioremap, virt_to_phys */ -#include <asm/uaccess.h> /* access_ok */ -#include <asm/page.h> /* PAGE_OFFSET */ -#include <asm/pgtable.h> /* pte bit definitions */ - -#include <linux/spinlock.h> -#include <asm/semaphore.h> -#include <linux/highmem.h> - -#ifdef CONFIG_PROC_FS -#include <linux/proc_fs.h> -#endif - -#ifdef CONFIG_DEVFS_FS -#include <linux/devfs_fs_kernel.h> -#endif - -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - -#ifdef CONFIG_PM -#include <linux/pm.h> -#endif - -#ifdef CONFIG_MTRR -#include <asm/mtrr.h> -#endif - -#ifdef CONFIG_KDB -#include <linux/kdb.h> -#include <asm/kdb.h> -#endif - -#if defined (CONFIG_AGP) || defined (CONFIG_AGP_MODULE) -#define AGPGART -#include <linux/agp_backend.h> -#include <linux/agpgart.h> -#endif - -#ifndef MAX_ORDER -#define MAX_ORDER 11 -#endif - -#ifndef module_init -#define module_init(x) int init_module(void) { return x(); } -#define module_exit(x) void cleanup_module(void) { x(); } -#endif - -#ifndef minor -#define minor(x) MINOR(x) -#endif - -#ifndef IRQ_HANDLED -typedef void irqreturn_t; -#define IRQ_NONE -#define IRQ_HANDLED -#define IRQ_RETVAL(x) -#endif - -#if !defined (list_for_each) -#define list_for_each(pos, head) \ - for (pos = (head)->next, prefetch(pos->next); pos != (head); \ - pos = pos->next, prefetch(pos->next)) -#endif - -extern struct list_head pci_devices; /* list of all devices */ -#define XGI_PCI_FOR_EACH_DEV(dev) \ - for(dev = pci_dev_g(pci_devices.next); dev != pci_dev_g(&pci_devices); dev = pci_dev_g(dev->global_list.next)) - -/* - * the following macro causes problems when used in the same module - * as module_param(); undef it so we don't accidentally mix the two - */ -#undef MODULE_PARM - -#ifdef EXPORT_NO_SYMBOLS -EXPORT_NO_SYMBOLS; -#endif - -#define XGI_IS_SUSER() capable(CAP_SYS_ADMIN) -#define XGI_PCI_DEVICE_NAME(dev) ((dev)->pretty_name) -#define XGI_NUM_CPUS() num_online_cpus() -#define XGI_CLI() local_irq_disable() -#define XGI_SAVE_FLAGS(eflags) local_save_flags(eflags) -#define XGI_RESTORE_FLAGS(eflags) local_irq_restore(eflags) -#define XGI_MAY_SLEEP() (!in_interrupt() && !in_atomic()) -#define XGI_MODULE_PARAMETER(x) module_param(x, int, 0) - - -#define XGI_PCI_DISABLE_DEVICE(dev) pci_disable_device(dev) - -/* common defines */ -#define GET_MODULE_SYMBOL(mod,sym) (const void *) inter_module_get(sym) -#define PUT_MODULE_SYMBOL(sym) inter_module_put((char *) sym) - -#define XGI_GET_PAGE_STRUCT(phys_page) virt_to_page(__va(phys_page)) -#define XGI_VMA_OFFSET(vma) (((vma)->vm_pgoff) << PAGE_SHIFT) -#define XGI_VMA_PRIVATE(vma) ((vma)->vm_private_data) - -#define XGI_DEVICE_NUMBER(x) minor((x)->i_rdev) -#define XGI_IS_CONTROL_DEVICE(x) (minor((x)->i_rdev) == 255) - -#define XGI_PCI_RESOURCE_START(dev, bar) ((dev)->resource[bar].start) -#define XGI_PCI_RESOURCE_SIZE(dev, bar) ((dev)->resource[bar].end - (dev)->resource[bar].start + 1) - -#define XGI_PCI_BUS_NUMBER(dev) (dev)->bus->number -#define XGI_PCI_SLOT_NUMBER(dev) PCI_SLOT((dev)->devfn) - -#define XGI_PCI_GET_CLASS_PRESENT -#ifdef XGI_PCI_GET_CLASS_PRESENT -#define XGI_PCI_DEV_PUT(dev) pci_dev_put(dev) -#define XGI_PCI_GET_DEVICE(vendor,device,from) pci_get_device(vendor,device,from) -#else -#define XGI_PCI_DEV_PUT(dev) -#define XGI_PCI_GET_DEVICE(vendor,device,from) pci_find_device(vendor,device,from) -#endif - -/* - * acpi support has been back-ported to the 2.4 kernel, but the 2.4 driver - * model is not sufficient for full acpi support. it may work in some cases, - * but not enough for us to officially support this configuration. - */ -#if defined(CONFIG_ACPI) -#define XGI_PM_SUPPORT_ACPI -#endif - -#if defined(CONFIG_APM) || defined(CONFIG_APM_MODULE) -#define XGI_PM_SUPPORT_APM -#endif - -#if defined(CONFIG_DEVFS_FS) -typedef void *devfs_handle_t; -#define XGI_DEVFS_REGISTER(_name, _minor) \ - ({ \ - devfs_handle_t __handle = NULL; \ - if (devfs_mk_cdev(MKDEV(XGI_DEV_MAJOR, _minor), \ - S_IFCHR | S_IRUGO | S_IWUGO, _name) == 0) \ - { \ - __handle = (void *) 1; /* XXX Fix me! (boolean) */ \ - } \ - __handle; \ - }) -/* -#define XGI_DEVFS_REMOVE_DEVICE(i) devfs_remove("xgi%d", i) -*/ -#define XGI_DEVFS_REMOVE_CONTROL() devfs_remove("xgi_ctl") -#define XGI_DEVFS_REMOVE_DEVICE(i) devfs_remove("xgi") -#endif /* defined(CONFIG_DEVFS_FS) */ - -#define XGI_REGISTER_CHRDEV(x...) register_chrdev(x) -#define XGI_UNREGISTER_CHRDEV(x...) unregister_chrdev(x) - -#if defined(XGI_REMAP_PFN_RANGE_PRESENT) -#define XGI_REMAP_PAGE_RANGE(from, offset, x...) \ - remap_pfn_range(vma, from, ((offset) >> PAGE_SHIFT), x) -#elif defined(XGI_REMAP_PAGE_RANGE_5) -#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(vma, x) -#elif defined(XGI_REMAP_PAGE_RANGE_4) -#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(x) -#else -#warning "xgi_configure.sh failed, assuming remap_page_range(5)!" -#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(vma, x) -#endif - -#if defined(pmd_offset_map) -#define XGI_PMD_OFFSET(addres, pg_dir, pg_mid_dir) \ - { \ - pg_mid_dir = pmd_offset_map(pg_dir, address); \ - } -#define XGI_PMD_UNMAP(pg_mid_dir) \ - { \ - pmd_unmap(pg_mid_dir); \ - } -#else -#define XGI_PMD_OFFSET(addres, pg_dir, pg_mid_dir) \ - { \ - pg_mid_dir = pmd_offset(pg_dir, address); \ - } -#define XGI_PMD_UNMAP(pg_mid_dir) -#endif - -#define XGI_PMD_PRESENT(pg_mid_dir) \ - ({ \ - if ((pg_mid_dir) && (pmd_none(*pg_mid_dir))) \ - { \ - XGI_PMD_UNMAP(pg_mid_dir); \ - pg_mid_dir = NULL; \ - } \ - pg_mid_dir != NULL; \ - }) - -#if defined(pte_offset_atomic) -#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \ - { \ - pte = pte_offset_atomic(pg_mid_dir, address); \ - XGI_PMD_UNMAP(pg_mid_dir); \ - } -#define XGI_PTE_UNMAP(pte) \ - { \ - pte_kunmap(pte); \ - } -#elif defined(pte_offset) -#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \ - { \ - pte = pte_offset(pg_mid_dir, address); \ - XGI_PMD_UNMAP(pg_mid_dir); \ - } -#define XGI_PTE_UNMAP(pte) -#else -#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \ - { \ - pte = pte_offset_map(pg_mid_dir, address); \ - XGI_PMD_UNMAP(pg_mid_dir); \ - } -#define XGI_PTE_UNMAP(pte) \ - { \ - pte_unmap(pte); \ - } -#endif - -#define XGI_PTE_PRESENT(pte) \ - ({ \ - if (pte) \ - { \ - if (!pte_present(*pte)) \ - { \ - XGI_PTE_UNMAP(pte); pte = NULL; \ - } \ - } \ - pte != NULL; \ - }) - -#define XGI_PTE_VALUE(pte) \ - ({ \ - unsigned long __pte_value = pte_val(*pte); \ - XGI_PTE_UNMAP(pte); \ - __pte_value; \ - }) - -#define XGI_PAGE_ALIGN(addr) (((addr) + PAGE_SIZE - 1) / PAGE_SIZE) -#define XGI_MASK_OFFSET(addr) ((addr) & (PAGE_SIZE - 1)) - -#if !defined (pgprot_noncached) -static inline pgprot_t pgprot_noncached(pgprot_t old_prot) -{ - pgprot_t new_prot = old_prot; - if (boot_cpu_data.x86 > 3) - new_prot = __pgprot(pgprot_val(old_prot) | _PAGE_PCD); - return new_prot; -} -#endif - -#if defined(XGI_BUILD_XGI_PAT_SUPPORT) && !defined (pgprot_writecombined) -/* Added define for write combining page, only valid if pat enabled. */ -#define _PAGE_WRTCOMB _PAGE_PWT -#define __PAGE_KERNEL_WRTCOMB \ - (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_WRTCOMB | _PAGE_ACCESSED) -#define PAGE_KERNEL_WRTCOMB MAKE_GLOBAL(__PAGE_KERNEL_WRTCOMB) - -static inline pgprot_t pgprot_writecombined(pgprot_t old_prot) -{ - pgprot_t new_prot = old_prot; - if (boot_cpu_data.x86 > 3) { - pgprot_val(old_prot) &= ~(_PAGE_PCD | _PAGE_PWT); - new_prot = __pgprot(pgprot_val(old_prot) | _PAGE_WRTCOMB); - } - return new_prot; -} -#endif - -#if !defined(page_to_pfn) -#define page_to_pfn(page) ((page) - mem_map) -#endif - -#define XGI_VMALLOC(ptr, size) \ - { \ - (ptr) = vmalloc_32(size); \ - } - -#define XGI_VFREE(ptr, size) \ - { \ - vfree((void *) (ptr)); \ - } - -#define XGI_IOREMAP(ptr, physaddr, size) \ - { \ - (ptr) = ioremap(physaddr, size); \ - } - -#define XGI_IOREMAP_NOCACHE(ptr, physaddr, size) \ - { \ - (ptr) = ioremap_nocache(physaddr, size); \ - } - -#define XGI_IOUNMAP(ptr, size) \ - { \ - iounmap(ptr); \ - } - -/* - * only use this because GFP_KERNEL may sleep.. - * GFP_ATOMIC is ok, it won't sleep - */ -#define XGI_KMALLOC(ptr, size) \ - { \ - (ptr) = kmalloc(size, GFP_KERNEL); \ - } - -#define XGI_KMALLOC_ATOMIC(ptr, size) \ - { \ - (ptr) = kmalloc(size, GFP_ATOMIC); \ - } - -#define XGI_KFREE(ptr, size) \ - { \ - kfree((void *) (ptr)); \ - } - -#define XGI_GET_FREE_PAGES(ptr, order) \ - { \ - (ptr) = __get_free_pages(GFP_KERNEL, order); \ - } - -#define XGI_FREE_PAGES(ptr, order) \ - { \ - free_pages(ptr, order); \ - } - -struct xgi_pte { - unsigned long phys_addr; - unsigned long virt_addr; -}; - -/* - * AMD Athlon processors expose a subtle bug in the Linux - * kernel, that may lead to AGP memory corruption. Recent - * kernel versions had a workaround for this problem, but - * 2.4.20 is the first kernel to address it properly. The - * page_attr API provides the means to solve the problem. - */ -static inline void XGI_SET_PAGE_ATTRIB_UNCACHED(struct xgi_pte * page_ptr) -{ - struct page *page = virt_to_page(__va(page_ptr->phys_addr)); - change_page_attr(page, 1, PAGE_KERNEL_NOCACHE); -} -static inline void XGI_SET_PAGE_ATTRIB_CACHED(struct xgi_pte * page_ptr) -{ - struct page *page = virt_to_page(__va(page_ptr->phys_addr)); - change_page_attr(page, 1, PAGE_KERNEL); -} - -/* add for SUSE 9, Jill*/ -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 4) -#define XGI_INC_PAGE_COUNT(page) atomic_inc(&(page)->count) -#define XGI_DEC_PAGE_COUNT(page) atomic_dec(&(page)->count) -#define XGI_PAGE_COUNT(page) atomic_read(&(page)->count) -#define XGI_SET_PAGE_COUNT(page,v) atomic_set(&(page)->count, v) -#else -#define XGI_INC_PAGE_COUNT(page) atomic_inc(&(page)->_count) -#define XGI_DEC_PAGE_COUNT(page) atomic_dec(&(page)->_count) -#define XGI_PAGE_COUNT(page) atomic_read(&(page)->_count) -#define XGI_SET_PAGE_COUNT(page,v) atomic_set(&(page)->_count, v) -#endif -#define XGILockPage(page) SetPageLocked(page) -#define XGIUnlockPage(page) ClearPageLocked(page) - -struct xgi_file_private { - struct xgi_info *info; - unsigned int num_events; - spinlock_t fp_lock; - wait_queue_head_t wait_queue; -}; - -#define FILE_PRIVATE(filp) ((filp)->private_data) - -#define XGI_GET_FP(filp) ((struct xgi_file_private *) FILE_PRIVATE(filp)) - -/* for the card devices */ -#define XGI_INFO_FROM_FP(filp) (XGI_GET_FP(filp)->info) - -#define INODE_FROM_FP(filp) ((filp)->f_dentry->d_inode) - -#define XGI_ATOMIC_SET(data,val) atomic_set(&(data), (val)) -#define XGI_ATOMIC_INC(data) atomic_inc(&(data)) -#define XGI_ATOMIC_DEC(data) atomic_dec(&(data)) -#define XGI_ATOMIC_DEC_AND_TEST(data) atomic_dec_and_test(&(data)) -#define XGI_ATOMIC_READ(data) atomic_read(&(data)) - -/* - * lock-related functions that should only be called from this file - */ -#define xgi_init_lock(lock) spin_lock_init(&lock) -#define xgi_lock(lock) spin_lock(&lock) -#define xgi_unlock(lock) spin_unlock(&lock) -#define xgi_down(lock) down(&lock) -#define xgi_up(lock) up(&lock) - -#define xgi_lock_irqsave(lock,flags) spin_lock_irqsave(&lock,flags) -#define xgi_unlock_irqsave(lock,flags) spin_unlock_irqrestore(&lock,flags) - -#endif |