From 9c2255c66c20cd90f39cc08c1220d93222d5d580 Mon Sep 17 00:00:00 2001 From: Nikolay Petukhov Date: Sat, 29 Mar 2008 16:59:27 +0000 Subject: Now coreboot performs IRQ routing for some boards. You can see this by executing commands like this: grep -r pci_assign_irqs coreboot/src/* This basically AMD/LX based boards: pcengines/alix1c, digitallogic/msm800sev, artecgroup/dbe61, amd/norwich, amd/db800. Also for AMD/GX1 based boards need a patch [http://www.pengutronix.de/software/ptxdist/temporary-src/references/geode-5530.patch] for the right IRQ setup. AMD/GX1 based boards is: advantech/pcm-5820, asi/mb_5blmp, axus/tc320, bcom/winnet100, eaglelion/5bcm, iei/nova4899r, iei/juki-511p. I have two ideas. 1. Delete duplicate code from AMD/LX based boards. 2. Add IRQ routing for AMD/GX1 boards in coreboot. The pirq.patch for IRQ routing logically consist from of two parts: First part of pirq.patch independent from type chipsets and assign IRQ for ever PCI device. It part based on AMD/LX write_pirq_routing_table() function. Second part of pirq.patch depends of type chipset and set PIRQx lines in interrupt router. This part supports only CS5530/5536 interrupt routers. IRQ routing functionality is included through PIRQ_ROUTE in Config.lb. Tested on iei/juki-511p(cs5530a), iei/pcisa-lx(cs5536) and also on TeleVideo TC7020, see http://www.coreboot.org/pipermail/coreboot/2007-December/027973.html. Signed-off-by: Nikolay Petukhov Acked-by: Uwe Hermann git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3196 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/mainboard/advantech/pcm-5820/Options.lb | 2 ++ src/mainboard/amd/db800/Options.lb | 2 ++ src/mainboard/amd/db800/irq_tables.c | 39 +------------------- src/mainboard/amd/norwich/Options.lb | 2 ++ src/mainboard/amd/norwich/irq_tables.c | 39 +------------------- src/mainboard/artecgroup/dbe61/Options.lb | 3 +- src/mainboard/artecgroup/dbe61/irq_tables.c | 41 ++------------------- src/mainboard/asi/mb_5blmp/Options.lb | 3 +- src/mainboard/axus/tc320/Options.lb | 2 ++ src/mainboard/bcom/winnet100/Options.lb | 2 ++ src/mainboard/digitallogic/msm800sev/Options.lb | 2 ++ src/mainboard/digitallogic/msm800sev/irq_tables.c | 38 ++------------------ src/mainboard/eaglelion/5bcm/Options.lb | 2 ++ src/mainboard/iei/juki-511p/Options.lb | 2 ++ src/mainboard/iei/nova4899r/Options.lb | 2 ++ src/mainboard/pcengines/alix1c/Options.lb | 3 +- src/mainboard/pcengines/alix1c/irq_tables.c | 43 +---------------------- 17 files changed, 32 insertions(+), 195 deletions(-) (limited to 'src/mainboard') diff --git a/src/mainboard/advantech/pcm-5820/Options.lb b/src/mainboard/advantech/pcm-5820/Options.lb index b8199f1a54..9d579879b7 100644 --- a/src/mainboard/advantech/pcm-5820/Options.lb +++ b/src/mainboard/advantech/pcm-5820/Options.lb @@ -63,6 +63,7 @@ uses CONFIG_VIDEO_MB uses CONFIG_SPLASH_GRAPHIC uses CONFIG_GX1_VIDEO uses CONFIG_GX1_VIDEOMODE +uses PIRQ_ROUTE ## Enable VGA with a splash screen (only 640x480 to run on most monitors). ## We want to support up to 1024x768@16 so we need 2MiB video memory. @@ -75,6 +76,7 @@ default CONFIG_VIDEO_MB = 2 default ROM_SIZE = 256 * 1024 default HAVE_PIRQ_TABLE = 1 default IRQ_SLOT_COUNT = 0 # Override this in targets/*/Config.lb. +default PIRQ_ROUTE = 1 default HAVE_FALLBACK_BOOT = 1 default HAVE_MP_TABLE = 0 default HAVE_HARD_RESET = 0 diff --git a/src/mainboard/amd/db800/Options.lb b/src/mainboard/amd/db800/Options.lb index 6a0dc3f8c0..ef62ec3eec 100644 --- a/src/mainboard/amd/db800/Options.lb +++ b/src/mainboard/amd/db800/Options.lb @@ -48,6 +48,7 @@ uses CONFIG_VIDEO_MB uses USE_DCACHE_RAM uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 256*1024 @@ -84,6 +85,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 ## default HAVE_PIRQ_TABLE=1 default IRQ_SLOT_COUNT=4 +default PIRQ_ROUTE=1 #object irq_tables.o ## diff --git a/src/mainboard/amd/db800/irq_tables.c b/src/mainboard/amd/db800/irq_tables.c index 9fcc5eb3b6..f9a6312fa8 100644 --- a/src/mainboard/amd/db800/irq_tables.c +++ b/src/mainboard/amd/db800/irq_tables.c @@ -65,42 +65,5 @@ const struct irq_routing_table intel_irq_routing_table = { unsigned long write_pirq_routing_table(unsigned long addr) { - int i, j, k, num_entries; - unsigned char pirq[4]; - uint16_t chipset_irq_map; - uint32_t pciAddr, pirtable_end; - struct irq_routing_table *pirq_tbl; - - pirtable_end = copy_pirq_routing_table(addr); - - /* Set up chipset IRQ steering. */ - pciAddr = 0x80000000 | (CHIPSET_DEV_NUM << 11) | 0x5C; - chipset_irq_map = (PIRQD << 12 | PIRQC << 8 | PIRQB << 4 | PIRQA); - printk_debug("%s(%08X, %04X)\n", __FUNCTION__, pciAddr, - chipset_irq_map); - outl(pciAddr & ~3, 0xCF8); - outl(chipset_irq_map, 0xCFC); - - pirq_tbl = (struct irq_routing_table *)(addr); - num_entries = (pirq_tbl->size - 32) / 16; - - /* Set PCI IRQs. */ - for (i = 0; i < num_entries; i++) { - printk_debug("PIR Entry %d Dev/Fn: %X Slot: %d\n", i, - pirq_tbl->slots[i].devfn, pirq_tbl->slots[i].slot); - for (j = 0; j < 4; j++) { - printk_debug("INT: %c bitmap: %x ", 'A' + j, - pirq_tbl->slots[i].irq[j].bitmap); - for (k = 0; (!((pirq_tbl->slots[i].irq[j].bitmap >> k) & 1)) && (pirq_tbl->slots[i].irq[j].bitmap != 0); k++) ; /* Finds lsb in bitmap to IRQ#. */ - pirq[j] = k; - printk_debug("PIRQ: %d\n", k); - } - - /* Bus, device, slots IRQs for {A,B,C,D}. */ - pci_assign_irqs(pirq_tbl->slots[i].bus, - pirq_tbl->slots[i].devfn >> 3, pirq); - } - - /* Put the PIR table in memory and checksum. */ - return pirtable_end; + return copy_pirq_routing_table(addr); } diff --git a/src/mainboard/amd/norwich/Options.lb b/src/mainboard/amd/norwich/Options.lb index 0d4b2239ff..29d89d6c17 100644 --- a/src/mainboard/amd/norwich/Options.lb +++ b/src/mainboard/amd/norwich/Options.lb @@ -48,6 +48,7 @@ uses CONFIG_VIDEO_MB uses USE_DCACHE_RAM uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 256*1024 @@ -84,6 +85,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 ## default HAVE_PIRQ_TABLE=1 default IRQ_SLOT_COUNT=6 +default PIRQ_ROUTE=1 #object irq_tables.o ## diff --git a/src/mainboard/amd/norwich/irq_tables.c b/src/mainboard/amd/norwich/irq_tables.c index afea876ba1..5e408b7241 100644 --- a/src/mainboard/amd/norwich/irq_tables.c +++ b/src/mainboard/amd/norwich/irq_tables.c @@ -67,42 +67,5 @@ const struct irq_routing_table intel_irq_routing_table = { unsigned long write_pirq_routing_table(unsigned long addr) { - int i, j, k, num_entries; - unsigned char pirq[4]; - uint16_t chipset_irq_map; - uint32_t pciAddr, pirtable_end; - struct irq_routing_table *pirq_tbl; - - pirtable_end = copy_pirq_routing_table(addr); - - /* Set up chipset IRQ steering. */ - pciAddr = 0x80000000 | (CHIPSET_DEV_NUM << 11) | 0x5C; - chipset_irq_map = (PIRQD << 12 | PIRQC << 8 | PIRQB << 4 | PIRQA); - printk_debug("%s(%08X, %04X)\n", __FUNCTION__, pciAddr, - chipset_irq_map); - outl(pciAddr & ~3, 0xCF8); - outl(chipset_irq_map, 0xCFC); - - pirq_tbl = (struct irq_routing_table *)(addr); - num_entries = (pirq_tbl->size - 32) / 16; - - /* Set PCI IRQs. */ - for (i = 0; i < num_entries; i++) { - printk_debug("PIR Entry %d Dev/Fn: %X Slot: %d\n", i, - pirq_tbl->slots[i].devfn, pirq_tbl->slots[i].slot); - for (j = 0; j < 4; j++) { - printk_debug("INT: %c bitmap: %x ", 'A' + j, - pirq_tbl->slots[i].irq[j].bitmap); - for (k = 0; (!((pirq_tbl->slots[i].irq[j].bitmap >> k) & 1)) && (pirq_tbl->slots[i].irq[j].bitmap != 0); k++) ; /* Finds lsb in bitmap to IRQ#. */ - pirq[j] = k; - printk_debug("PIRQ: %d\n", k); - } - - /* Bus, device, slots IRQs for {A,B,C,D}. */ - pci_assign_irqs(pirq_tbl->slots[i].bus, - pirq_tbl->slots[i].devfn >> 3, pirq); - } - - /* Put the PIR table in memory and checksum. */ - return pirtable_end; + return copy_pirq_routing_table(addr); } diff --git a/src/mainboard/artecgroup/dbe61/Options.lb b/src/mainboard/artecgroup/dbe61/Options.lb index d95f0a9bf7..9a35425463 100644 --- a/src/mainboard/artecgroup/dbe61/Options.lb +++ b/src/mainboard/artecgroup/dbe61/Options.lb @@ -48,6 +48,7 @@ uses CONFIG_VIDEO_MB uses USE_DCACHE_RAM uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 256*1024 @@ -84,7 +85,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 ## default HAVE_PIRQ_TABLE=1 default IRQ_SLOT_COUNT=3 - +default PIRQ_ROUTE=1 #object irq_tables.o ## diff --git a/src/mainboard/artecgroup/dbe61/irq_tables.c b/src/mainboard/artecgroup/dbe61/irq_tables.c index 1c06e1d8c7..b42c4b514e 100644 --- a/src/mainboard/artecgroup/dbe61/irq_tables.c +++ b/src/mainboard/artecgroup/dbe61/irq_tables.c @@ -64,42 +64,5 @@ const struct irq_routing_table intel_irq_routing_table = { unsigned long write_pirq_routing_table(unsigned long addr) { - int i, j, k, num_entries; - unsigned char pirq[4]; - uint16_t chipset_irq_map; - uint32_t pciAddr, pirtable_end; - struct irq_routing_table *pirq_tbl; - - pirtable_end = copy_pirq_routing_table(addr); - - /* Set up chipset IRQ steering. */ - pciAddr = 0x80000000 | (CHIPSET_DEV_NUM << 11) | 0x5C; - chipset_irq_map = (PIRQD << 12 | PIRQC << 8 | PIRQB << 4 | PIRQA); - printk_debug("%s(%08X, %04X)\n", __FUNCTION__, pciAddr, - chipset_irq_map); - outl(pciAddr & ~3, 0xCF8); - outl(chipset_irq_map, 0xCFC); - - pirq_tbl = (struct irq_routing_table *)(addr); - num_entries = (pirq_tbl->size - 32) / 16; - - /* Set PCI IRQs. */ - for (i = 0; i < num_entries; i++) { - printk_debug("PIR Entry %d Dev/Fn: %X Slot: %d\n", i, - pirq_tbl->slots[i].devfn, pirq_tbl->slots[i].slot); - for (j = 0; j < 4; j++) { - printk_debug("INT: %c bitmap: %x ", 'A' + j, - pirq_tbl->slots[i].irq[j].bitmap); - for (k = 0; (!((pirq_tbl->slots[i].irq[j].bitmap >> k) & 1)) && (pirq_tbl->slots[i].irq[j].bitmap != 0); k++) ; /* Finds lsb in bitmap to IRQ#. */ - pirq[j] = k; - printk_debug("PIRQ: %d\n", k); - } - - /* Bus, device, slots IRQs for {A,B,C,D}. */ - pci_assign_irqs(pirq_tbl->slots[i].bus, - pirq_tbl->slots[i].devfn >> 3, pirq); - } - - /* Put the PIR table in memory and checksum. */ - return pirtable_end; -} \ No newline at end of file + return copy_pirq_routing_table(addr); +} diff --git a/src/mainboard/asi/mb_5blmp/Options.lb b/src/mainboard/asi/mb_5blmp/Options.lb index c1bf6cd517..1cdd4f8695 100644 --- a/src/mainboard/asi/mb_5blmp/Options.lb +++ b/src/mainboard/asi/mb_5blmp/Options.lb @@ -42,7 +42,7 @@ uses CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 # uses CONFIG_CONSOLE_VGA # uses CONFIG_PCI_ROM_RUN uses CONFIG_VIDEO_MB - +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 256 * 1024 @@ -71,6 +71,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 ## default HAVE_PIRQ_TABLE=1 default IRQ_SLOT_COUNT=5 # TODO? +default PIRQ_ROUTE=1 ## ## Build code to export a CMOS option table diff --git a/src/mainboard/axus/tc320/Options.lb b/src/mainboard/axus/tc320/Options.lb index 36fde166bc..ed56fd923f 100644 --- a/src/mainboard/axus/tc320/Options.lb +++ b/src/mainboard/axus/tc320/Options.lb @@ -63,6 +63,7 @@ uses CONFIG_VIDEO_MB uses CONFIG_SPLASH_GRAPHIC uses CONFIG_GX1_VIDEO uses CONFIG_GX1_VIDEOMODE +uses PIRQ_ROUTE ## Enable VGA with a splash screen (only 640x480 to run on most monitors). ## We want to support up to 1024x768@16 so we need 2MiB video memory. @@ -82,6 +83,7 @@ default CONFIG_UDELAY_TSC = 1 default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 = 1 default HAVE_PIRQ_TABLE = 1 default IRQ_SLOT_COUNT = 2 # Soldered NIC, internal USB, no real slots +default PIRQ_ROUTE = 1 default HAVE_OPTION_TABLE = 0 default ROM_IMAGE_SIZE = 64 * 1024 default FALLBACK_SIZE = 128 * 1024 diff --git a/src/mainboard/bcom/winnet100/Options.lb b/src/mainboard/bcom/winnet100/Options.lb index 4e4e21fc25..c6346e22cb 100644 --- a/src/mainboard/bcom/winnet100/Options.lb +++ b/src/mainboard/bcom/winnet100/Options.lb @@ -63,6 +63,7 @@ uses CONFIG_VIDEO_MB uses CONFIG_SPLASH_GRAPHIC uses CONFIG_GX1_VIDEO uses CONFIG_GX1_VIDEOMODE +uses PIRQ_ROUTE ## Enable VGA with a splash screen (only 640x480 to run on most monitors). ## We want to support up to 1024x768@16 so we need 2MiB video memory. @@ -82,6 +83,7 @@ default CONFIG_UDELAY_TSC = 1 default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 = 1 default HAVE_PIRQ_TABLE = 1 default IRQ_SLOT_COUNT = 2 # Soldered NIC, internal USB, no real slots +default PIRQ_ROUTE = 1 default HAVE_OPTION_TABLE = 0 default ROM_IMAGE_SIZE = 64 * 1024 default FALLBACK_SIZE = 128 * 1024 diff --git a/src/mainboard/digitallogic/msm800sev/Options.lb b/src/mainboard/digitallogic/msm800sev/Options.lb index cdab41a892..559a524698 100644 --- a/src/mainboard/digitallogic/msm800sev/Options.lb +++ b/src/mainboard/digitallogic/msm800sev/Options.lb @@ -48,6 +48,7 @@ uses CONFIG_VIDEO_MB uses USE_DCACHE_RAM uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 256*1024 @@ -84,6 +85,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 ## default HAVE_PIRQ_TABLE=1 default IRQ_SLOT_COUNT=6 +default PIRQ_ROUTE=1 #object irq_tables.o ## diff --git a/src/mainboard/digitallogic/msm800sev/irq_tables.c b/src/mainboard/digitallogic/msm800sev/irq_tables.c index 6b5fe810a7..724d163a0a 100644 --- a/src/mainboard/digitallogic/msm800sev/irq_tables.c +++ b/src/mainboard/digitallogic/msm800sev/irq_tables.c @@ -69,39 +69,7 @@ const struct irq_routing_table intel_irq_routing_table = { } }; - -unsigned long write_pirq_routing_table(unsigned long addr){ - int i, j, k, num_entries; - unsigned int pirq[4]; - uint16_t chipset_irq_map; - uint32_t pciAddr, pirtable_end; - struct irq_routing_table *pirq_tbl; - - pirtable_end = copy_pirq_routing_table(addr); - - /* Set up chipset IRQ steering */ - pciAddr = 0x80000000 | (CHIPSET_DEV_NUM << 11) | 0x5C; - chipset_irq_map = (11 << 12 | 10 << 8 | 11 << 4 | 10); - printk_debug("%s(%08X, %04X)\n", __FUNCTION__, pciAddr, chipset_irq_map); - outl(pciAddr & ~3, 0xCF8); - outl(chipset_irq_map, 0xCFC); - - pirq_tbl = (struct irq_routing_table *)(addr); - num_entries = (pirq_tbl->size - 32)/16; - - /* Set PCI IRQs */ - for (i=0; i < num_entries; i++){ - printk_debug("PIR Entry %d Dev/Fn: %X Slot: %d\n", i, pirq_tbl->slots[i].devfn, pirq_tbl->slots[i].slot); - for (j = 0; j < 4; j++){ - printk_debug("INT: %c bitmap: %x ", 'A'+j, pirq_tbl->slots[i].irq[j].bitmap); - for (k = 0; (!((pirq_tbl->slots[i].irq[j].bitmap >> k) & 1)) && (pirq_tbl->slots[i].irq[j].bitmap != 0); k++); /* finds lsb in bitmap to IRQ# */ - pirq[j] = k; - printk_debug("PIRQ: %d\n", k); - } - pci_assign_irqs(pirq_tbl->slots[i].bus, pirq_tbl->slots[i].devfn, pirq); /* bus, device, slots IRQs for {A,B,C,D} */ - } - - /* put the PIR table in memory and checksum */ - return pirtable_end; +unsigned long write_pirq_routing_table(unsigned long addr) +{ + return copy_pirq_routing_table(addr); } - diff --git a/src/mainboard/eaglelion/5bcm/Options.lb b/src/mainboard/eaglelion/5bcm/Options.lb index 280f582845..c10b7b9cc0 100644 --- a/src/mainboard/eaglelion/5bcm/Options.lb +++ b/src/mainboard/eaglelion/5bcm/Options.lb @@ -42,6 +42,7 @@ uses TTYS0_LCS uses CONFIG_UDELAY_TSC uses CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 uses CONFIG_VIDEO_MB +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 256*1024 @@ -75,6 +76,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 ## default HAVE_PIRQ_TABLE=1 default IRQ_SLOT_COUNT=2 +default PIRQ_ROUTE=1 #object irq_tables.o ## diff --git a/src/mainboard/iei/juki-511p/Options.lb b/src/mainboard/iei/juki-511p/Options.lb index cd5be9cad3..ea703f1b86 100644 --- a/src/mainboard/iei/juki-511p/Options.lb +++ b/src/mainboard/iei/juki-511p/Options.lb @@ -43,6 +43,7 @@ uses TTYS0_BAUD uses TTYS0_BASE uses TTYS0_LCS uses CONFIG_VIDEO_MB +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 256*1024 @@ -72,6 +73,7 @@ default CONFIG_UDELAY_IO=1 ## default HAVE_PIRQ_TABLE=0 default IRQ_SLOT_COUNT=2 +default PIRQ_ROUTE=1 #object irq_tables.o ## diff --git a/src/mainboard/iei/nova4899r/Options.lb b/src/mainboard/iei/nova4899r/Options.lb index 778cf737fc..3f2b8e3747 100644 --- a/src/mainboard/iei/nova4899r/Options.lb +++ b/src/mainboard/iei/nova4899r/Options.lb @@ -45,6 +45,7 @@ uses CONFIG_COMPRESSED_PAYLOAD_LZMA uses CONFIG_COMPRESSED_PAYLOAD_NRV2B uses CONFIG_PRECOMPRESSED_PAYLOAD uses CONFIG_VIDEO_MB +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 256*1024 @@ -82,6 +83,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 ## default HAVE_PIRQ_TABLE=1 default IRQ_SLOT_COUNT=7 +default PIRQ_ROUTE=1 #object irq_tables.o ## diff --git a/src/mainboard/pcengines/alix1c/Options.lb b/src/mainboard/pcengines/alix1c/Options.lb index 3e5c0456cc..2888259e88 100644 --- a/src/mainboard/pcengines/alix1c/Options.lb +++ b/src/mainboard/pcengines/alix1c/Options.lb @@ -68,6 +68,7 @@ uses CONFIG_VIDEO_MB uses USE_DCACHE_RAM uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE +uses PIRQ_ROUTE ## ROM_SIZE is the size of boot ROM that this board will use. default ROM_SIZE = 512*1024 @@ -104,7 +105,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 ## default HAVE_PIRQ_TABLE=1 default IRQ_SLOT_COUNT=5 - +default PIRQ_ROUTE=1 ## ## Build code to export a CMOS option table ## diff --git a/src/mainboard/pcengines/alix1c/irq_tables.c b/src/mainboard/pcengines/alix1c/irq_tables.c index ff30328ae1..a7fd6deea7 100644 --- a/src/mainboard/pcengines/alix1c/irq_tables.c +++ b/src/mainboard/pcengines/alix1c/irq_tables.c @@ -106,46 +106,5 @@ const struct irq_routing_table intel_irq_routing_table = { unsigned long write_pirq_routing_table(unsigned long addr) { - int i, j, k, num_entries; - unsigned char pirq[4]; - uint16_t chipset_irq_map; - uint32_t pciAddr, pirtable_end; - struct irq_routing_table *pirq_tbl; - - pirtable_end = copy_pirq_routing_table(addr); - - /* Set up chipset IRQ steering. */ - pciAddr = 0x80000000 | (CHIPSET_DEV_NUM << 11) | 0x5C; - chipset_irq_map = (PIRQD << 12 | PIRQC << 8 | PIRQB << 4 | PIRQA); - printk_debug("%s(%08X, %04X)\n", __FUNCTION__, pciAddr, - chipset_irq_map); - outl(pciAddr & ~3, 0xCF8); - outl(chipset_irq_map, 0xCFC); - - pirq_tbl = (struct irq_routing_table *) (addr); - num_entries = (pirq_tbl->size - 32) / 16; - - /* Set PCI IRQs. */ - for (i = 0; i < num_entries; i++) { - printk_debug("PIR Entry %d Dev/Fn: %X Slot: %d\n", i, - pirq_tbl->slots[i].devfn, pirq_tbl->slots[i].slot); - for (j = 0; j < 4; j++) { - printk_debug("INT: %c bitmap: %x ", 'A' + j, - pirq_tbl->slots[i].irq[j].bitmap); - /* Finds lsb in bitmap to IRQ#. */ - for (k = 0; - (!((pirq_tbl->slots[i].irq[j].bitmap >> k) & 1)) - && (pirq_tbl->slots[i].irq[j].bitmap != 0); - k++); - pirq[j] = k; - printk_debug("PIRQ: %d\n", k); - } - - /* Bus, device, slots IRQs for {A,B,C,D}. */ - pci_assign_irqs(pirq_tbl->slots[i].bus, - pirq_tbl->slots[i].devfn >> 3, pirq); - } - - /* Put the PIR table in memory and checksum. */ - return pirtable_end; + return copy_pirq_routing_table(addr); } -- cgit v1.2.3