PC-9800 patch for 2.5.47-ac4: not merged yet (11/15) PCI

Osamu Tomita (tomita@cinet.co.jp)
Fri, 15 Nov 2002 21:59:01 +0900


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This is rest of PCI support patch.

diffstat:
arch/i386/pci/irq.c | 27 +++++++++++++++++++++++++++
drivers/pci/quirks.c | 1 +
drivers/pcmcia/yenta.c | 6 ++++++
include/asm-i386/pci.h | 4 ++++
4 files changed, 38 insertions(+)

-- 
Osamu Tomita
tomita@cinet.co.jp
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diff -urN linux/arch/i386/pci/irq.c linux98/arch/i386/pci/irq.c --- linux/arch/i386/pci/irq.c Sat Oct 12 13:22:46 2002 +++ linux98/arch/i386/pci/irq.c Sat Oct 12 14:18:52 2002 @@ -5,6 +5,7 @@ */ #include <linux/config.h> +#include <linux/pci_ids.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/pci.h> @@ -25,6 +26,7 @@ static struct irq_routing_table *pirq_table; +#ifndef CONFIG_PC9800 /* * Never use: 0, 1, 2 (timer, keyboard, and cascade) * Avoid using: 13, 14 and 15 (FP error and IDE). @@ -36,6 +38,20 @@ 1000000, 1000000, 1000000, 1000, 1000, 0, 1000, 1000, 0, 0, 0, 0, 1000, 100000, 100000, 100000 }; +#else +/* + * Never use: 0, 1, 2, 7 (timer, keyboard, CRT VSYNC and cascade) + * Avoid using: 8, 9 and 15 (FP error and IDE). + * Penalize: 4, 5, 11, 12, 13, 14 (known ISA uses: serial, floppy, sound, mouse + * and parallel) + */ +unsigned int pcibios_irq_mask = 0xff78; + +static int pirq_penalty[16] = { + 1000000, 1000000, 1000000, 0, 1000, 1000, 0, 1000000, + 100000, 100000, 0, 1000, 1000, 1000, 1000, 100000 +}; +#endif struct irq_router { char *name; @@ -612,6 +628,17 @@ r->set(pirq_router_dev, dev, pirq, 11); } +#ifdef CONFIG_PC9800 + if ((dev->class >> 8) == PCI_CLASS_BRIDGE_CARDBUS) { + if (pci_find_device(PCI_VENDOR_ID_INTEL, + PCI_DEVICE_ID_INTEL_82439TX, NULL) != NULL) { + if (mask & 0x0040) { + mask &= 0x0040; /* assign IRQ 6 only */ + printk("pci-irq: Use IRQ6 for CardBus controller\n"); + } + } + } +#endif /* * Find the best IRQ to assign: use the one * reported by the device if possible. diff -urN linux/drivers/pcmcia/yenta.c linux98/drivers/pcmcia/yenta.c --- linux/drivers/pcmcia/yenta.c Sat Oct 12 13:22:10 2002 +++ linux98/drivers/pcmcia/yenta.c Sun Oct 13 17:29:24 2002 @@ -3,6 +3,7 @@ * * (C) Copyright 1999, 2000 Linus Torvalds */ +#include <linux/config.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/sched.h> @@ -505,6 +506,7 @@ add_timer(&socket->poll_timer); } +#ifndef CONFIG_PC9800 /* * Only probe "regular" interrupts, don't * touch dangerous spots like the mouse irq, @@ -515,6 +517,10 @@ * Default to 11, 10, 9, 7, 6, 5, 4, 3. */ static u32 isa_interrupts = 0x0ef8; +#else +/* Default to 12, 10, 6, 5, 3. */ +static u32 isa_interrupts = 0x1468; +#endif static unsigned int yenta_probe_irq(pci_socket_t *socket, u32 isa_irq_mask) { diff -urN linux/drivers/pci/quirks.c linux98/drivers/pci/quirks.c --- linux/drivers/pci/quirks.c Fri Nov 15 12:10:12 2002 +++ linux98/drivers/pci/quirks.c Fri Nov 15 12:19:33 2002 @@ -520,6 +520,7 @@ { PCI_FIXUP_FINAL, PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_0, quirk_isa_dma_hangs }, { PCI_FIXUP_FINAL, PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C596, quirk_isa_dma_hangs }, { PCI_FIXUP_FINAL, PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371SB_0, quirk_isa_dma_hangs }, + { PCI_FIXUP_FINAL, PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_1, quirk_isa_dma_hangs }, { PCI_FIXUP_HEADER, PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_868, quirk_s3_64M }, { PCI_FIXUP_HEADER, PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_968, quirk_s3_64M }, { PCI_FIXUP_FINAL, PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437, quirk_triton }, diff -urN linux/include/asm-i386/pci.h linux98/include/asm-i386/pci.h --- linux/include/asm-i386/pci.h Sun Jun 9 14:29:24 2002 +++ linux98/include/asm-i386/pci.h Mon Jun 10 20:49:15 2002 @@ -17,7 +17,11 @@ #endif extern unsigned long pci_mem_start; +#ifndef CONFIG_PC9800 #define PCIBIOS_MIN_IO 0x1000 +#else +#define PCIBIOS_MIN_IO 0x4000 +#endif #define PCIBIOS_MIN_MEM (pci_mem_start) void pcibios_config_init(void);

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