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[Xen-changelog] agpgart.patch:
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From: BitKeeper B. <ri...@su...> - 2005-02-19 02:53:35
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ChangeSet 1.1224, 2005/02/18 13:39:13+00:00, ka...@sc...
agpgart.patch:
mvdir
b/patches/linux-2.6.10/agpgart.patch | 313 ++++++++++++++++++++++++++++++++++
patches/linux-2.6.9/agpgart.patch | 321 -----------------------------------
2 files changed, 313 insertions(+), 321 deletions(-)
diff -Nru a/patches/linux-2.6.10/agpgart.patch b/patches/linux-2.6.10/agpgart.patch
--- /dev/null Wed Dec 31 16:00:00 196900
+++ b/patches/linux-2.6.10/agpgart.patch 2005-02-18 09:03:25 -05:00
@@ -0,0 +1,371 @@
+diff -ur linux-2.6.9/drivers/char/agp/ali-agp.c linux-2.6.9-new/drivers/char/agp/ali-agp.c
+--- linux-2.6.9/drivers/char/agp/ali-agp.c 2004-10-18 22:54:38.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/ali-agp.c 2004-11-28 19:32:03.000000000 +0000
+@@ -150,7 +150,7 @@
+ pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp);
+ pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL,
+ (((temp & ALI_CACHE_FLUSH_ADDR_MASK) |
+- virt_to_phys(addr)) | ALI_CACHE_FLUSH_EN ));
++ virt_to_bus(addr)) | ALI_CACHE_FLUSH_EN ));
+ return addr;
+ }
+
+@@ -174,7 +174,7 @@
+ pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp);
+ pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL,
+ (((temp & ALI_CACHE_FLUSH_ADDR_MASK) |
+- virt_to_phys(addr)) | ALI_CACHE_FLUSH_EN));
++ virt_to_bus(addr)) | ALI_CACHE_FLUSH_EN));
+ agp_generic_destroy_page(addr);
+ }
+
+diff -ur linux-2.6.9/drivers/char/agp/amd-k7-agp.c linux-2.6.9-new/drivers/char/agp/amd-k7-agp.c
+--- linux-2.6.9/drivers/char/agp/amd-k7-agp.c 2004-10-18 22:55:36.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/amd-k7-agp.c 2004-11-28 19:36:39.000000000 +0000
+@@ -43,7 +43,7 @@
+
+ SetPageReserved(virt_to_page(page_map->real));
+ global_cache_flush();
+- page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real),
++ page_map->remapped = ioremap_nocache(virt_to_bus(page_map->real),
+ PAGE_SIZE);
+ if (page_map->remapped == NULL) {
+ ClearPageReserved(virt_to_page(page_map->real));
+@@ -152,7 +152,7 @@
+
+ agp_bridge->gatt_table_real = (u32 *)page_dir.real;
+ agp_bridge->gatt_table = (u32 __iomem *)page_dir.remapped;
+- agp_bridge->gatt_bus_addr = virt_to_phys(page_dir.real);
++ agp_bridge->gatt_bus_addr = virt_to_bus(page_dir.real);
+
+ /* Get the address for the gart region.
+ * This is a bus address even on the alpha, b/c its
+@@ -165,7 +165,7 @@
+
+ /* Calculate the agp offset */
+ for (i = 0; i < value->num_entries / 1024; i++, addr += 0x00400000) {
+- writel(virt_to_phys(amd_irongate_private.gatt_pages[i]->real) | 1,
++ writel(virt_to_bus(amd_irongate_private.gatt_pages[i]->real) | 1,
+ page_dir.remapped+GET_PAGE_DIR_OFF(addr));
+ }
+
+diff -ur linux-2.6.9/drivers/char/agp/amd64-agp.c linux-2.6.9-new/drivers/char/agp/amd64-agp.c
+--- linux-2.6.9/drivers/char/agp/amd64-agp.c 2004-10-18 22:54:38.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/amd64-agp.c 2004-11-28 19:32:03.000000000 +0000
+@@ -212,7 +212,7 @@
+
+ static int amd_8151_configure(void)
+ {
+- unsigned long gatt_bus = virt_to_phys(agp_bridge->gatt_table_real);
++ unsigned long gatt_bus = virt_to_bus(agp_bridge->gatt_table_real);
+
+ /* Configure AGP regs in each x86-64 host bridge. */
+ for_each_nb() {
+@@ -521,7 +521,7 @@
+ {
+ struct agp_bridge_data *bridge = pci_get_drvdata(pdev);
+
+- release_mem_region(virt_to_phys(bridge->gatt_table_real),
++ release_mem_region(virt_to_bus(bridge->gatt_table_real),
+ amd64_aperture_sizes[bridge->aperture_size_idx].size);
+ agp_remove_bridge(bridge);
+ agp_put_bridge(bridge);
+diff -ur linux-2.6.9/drivers/char/agp/ati-agp.c linux-2.6.9-new/drivers/char/agp/ati-agp.c
+--- linux-2.6.9/drivers/char/agp/ati-agp.c 2004-10-18 22:54:40.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/ati-agp.c 2004-11-28 19:32:03.000000000 +0000
+@@ -64,7 +64,7 @@
+
+ /* CACHE_FLUSH(); */
+ global_cache_flush();
+- page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real),
++ page_map->remapped = ioremap_nocache(virt_to_bus(page_map->real),
+ PAGE_SIZE);
+ if (page_map->remapped == NULL || err) {
+ ClearPageReserved(virt_to_page(page_map->real));
+diff -ur linux-2.6.9/drivers/char/agp/backend.c linux-2.6.9-new/drivers/char/agp/backend.c
+--- linux-2.6.9/drivers/char/agp/backend.c 2004-10-18 22:54:39.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/backend.c 2004-11-28 19:32:03.000000000 +0000
+@@ -142,7 +142,7 @@
+ return -ENOMEM;
+ }
+
+- bridge->scratch_page_real = virt_to_phys(addr);
++ bridge->scratch_page_real = virt_to_bus(addr);
+ bridge->scratch_page =
+ bridge->driver->mask_memory(bridge->scratch_page_real, 0);
+ }
+@@ -186,7 +186,7 @@
+ err_out:
+ if (bridge->driver->needs_scratch_page)
+ bridge->driver->agp_destroy_page(
+- phys_to_virt(bridge->scratch_page_real));
++ bus_to_virt(bridge->scratch_page_real));
+ if (got_gatt)
+ bridge->driver->free_gatt_table();
+ if (got_keylist) {
+@@ -211,7 +211,7 @@
+ if (bridge->driver->agp_destroy_page &&
+ bridge->driver->needs_scratch_page)
+ bridge->driver->agp_destroy_page(
+- phys_to_virt(bridge->scratch_page_real));
++ bus_to_virt(bridge->scratch_page_real));
+ }
+
+ static const drm_agp_t drm_agp = {
+diff -ur linux-2.6.9/drivers/char/agp/efficeon-agp.c linux-2.6.9-new/drivers/char/agp/efficeon-agp.c
+--- linux-2.6.9/drivers/char/agp/efficeon-agp.c 2004-10-18 22:53:06.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/efficeon-agp.c 2004-11-28 19:38:28.000000000 +0000
+@@ -219,7 +219,7 @@
+
+ efficeon_private.l1_table[index] = page;
+
+- value = __pa(page) | pati | present | index;
++ value = virt_to_bus(page) | pati | present | index;
+
+ pci_write_config_dword(agp_bridge->dev,
+ EFFICEON_ATTPAGE, value);
+diff -ur linux-2.6.9/drivers/char/agp/generic.c linux-2.6.9-new/drivers/char/agp/generic.c
+--- linux-2.6.9/drivers/char/agp/generic.c 2004-10-18 22:53:50.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/generic.c 2004-11-28 19:32:03.000000000 +0000
+@@ -128,7 +128,7 @@
+ }
+ if (curr->page_count != 0) {
+ for (i = 0; i < curr->page_count; i++) {
+- agp_bridge->driver->agp_destroy_page(phys_to_virt(curr->memory[i]));
++ agp_bridge->driver->agp_destroy_page(bus_to_virt(curr->memory[i]));
+ }
+ }
+ agp_free_key(curr->key);
+@@ -182,7 +182,7 @@
+ return NULL;
+ }
+ new->memory[i] =
+- agp_bridge->driver->mask_memory(virt_to_phys(addr), type);
++ agp_bridge->driver->mask_memory(virt_to_bus(addr), type);
+ new->page_count++;
+ }
+
+@@ -637,6 +637,7 @@
+ int i;
+ void *temp;
+ struct page *page;
++ dma_addr_t dma;
+
+ /* The generic routines can't handle 2 level gatt's */
+ if (agp_bridge->driver->size_type == LVL2_APER_SIZE)
+@@ -675,8 +676,10 @@
+ break;
+ }
+
+- table = (char *) __get_free_pages(GFP_KERNEL,
+- page_order);
++ table = dma_alloc_coherent(
++ &agp_bridge->dev->dev,
++ PAGE_SIZE << page_order, &dma,
++ GFP_KERNEL);
+
+ if (table == NULL) {
+ i++;
+@@ -707,7 +710,9 @@
+ size = ((struct aper_size_info_fixed *) temp)->size;
+ page_order = ((struct aper_size_info_fixed *) temp)->page_order;
+ num_entries = ((struct aper_size_info_fixed *) temp)->num_entries;
+- table = (char *) __get_free_pages(GFP_KERNEL, page_order);
++ table = dma_alloc_coherent(
++ &agp_bridge->dev->dev,
++ PAGE_SIZE << page_order, &dma, GFP_KERNEL);
+ }
+
+ if (table == NULL)
+@@ -722,7 +727,7 @@
+ agp_gatt_table = (void *)table;
+
+ agp_bridge->driver->cache_flush();
+- agp_bridge->gatt_table = ioremap_nocache(virt_to_phys(table),
++ agp_bridge->gatt_table = ioremap_nocache(virt_to_bus(table),
+ (PAGE_SIZE * (1 << page_order)));
+ agp_bridge->driver->cache_flush();
+
+@@ -730,11 +735,12 @@
+ for (page = virt_to_page(table); page <= virt_to_page(table_end); page++)
+ ClearPageReserved(page);
+
+- free_pages((unsigned long) table, page_order);
++ dma_free_coherent(&agp_bridge->dev->dev, PAGE_SIZE<<page_order,
++ table, dma);
+
+ return -ENOMEM;
+ }
+- agp_bridge->gatt_bus_addr = virt_to_phys(agp_bridge->gatt_table_real);
++ agp_bridge->gatt_bus_addr = virt_to_bus(table);
+
+ /* AK: bogus, should encode addresses > 4GB */
+ for (i = 0; i < num_entries; i++)
+@@ -786,7 +792,8 @@
+ for (page = virt_to_page(table); page <= virt_to_page(table_end); page++)
+ ClearPageReserved(page);
+
+- free_pages((unsigned long) agp_bridge->gatt_table_real, page_order);
++ dma_free_coherent(&agp_bridge->dev->dev, PAGE_SIZE<<page_order,
++ agp_bridge->gatt_table_real, agp_bridge->gatt_bus_addr);
+
+ agp_gatt_table = NULL;
+ agp_bridge->gatt_table = NULL;
+diff -ur linux-2.6.9/drivers/char/agp/hp-agp.c linux-2.6.9-new/drivers/char/agp/hp-agp.c
+--- linux-2.6.9/drivers/char/agp/hp-agp.c 2004-10-18 22:54:55.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/hp-agp.c 2004-11-28 19:32:03.000000000 +0000
+@@ -110,7 +110,7 @@
+ hp->gart_size = HP_ZX1_GART_SIZE;
+ hp->gatt_entries = hp->gart_size / hp->io_page_size;
+
+- hp->io_pdir = phys_to_virt(INREG64(hp->ioc_regs, HP_ZX1_PDIR_BASE));
++ hp->io_pdir = bus_to_virt(INREG64(hp->ioc_regs, HP_ZX1_PDIR_BASE));
+ hp->gatt = &hp->io_pdir[HP_ZX1_IOVA_TO_PDIR(hp->gart_base)];
+
+ if (hp->gatt[0] != HP_ZX1_SBA_IOMMU_COOKIE) {
+@@ -248,7 +248,7 @@
+ agp_bridge->mode = INREG32(hp->lba_regs, hp->lba_cap_offset + PCI_AGP_STATUS);
+
+ if (hp->io_pdir_owner) {
+- OUTREG64(hp->ioc_regs, HP_ZX1_PDIR_BASE, virt_to_phys(hp->io_pdir));
++ OUTREG64(hp->ioc_regs, HP_ZX1_PDIR_BASE, virt_to_bus(hp->io_pdir));
+ OUTREG64(hp->ioc_regs, HP_ZX1_TCNFG, hp->io_tlb_ps);
+ OUTREG64(hp->ioc_regs, HP_ZX1_IMASK, ~(HP_ZX1_IOVA_SIZE - 1));
+ OUTREG64(hp->ioc_regs, HP_ZX1_IBASE, hp->iova_base | 0x1);
+diff -ur linux-2.6.9/drivers/char/agp/i460-agp.c linux-2.6.9-new/drivers/char/agp/i460-agp.c
+--- linux-2.6.9/drivers/char/agp/i460-agp.c 2004-10-18 22:54:32.000000000 +0100
++++ linux-2.6.9-new/drivers/char/agp/i460-agp.c 2004-11-28 19:32:03.000000000 +0000
+@@ -371,7 +371,7 @@
+ }
+ memset(lp->alloced_map, 0, map_size);
+
+- lp->paddr = virt_to_phys(lpage);
++ lp->paddr = virt_to_bus(lpage);
+ lp->refcount = 0;
+ atomic_add(I460_KPAGES_PER_IOPAGE, &agp_bridge->current_memory_agp);
+ return 0;
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