Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 23 Feb 2003 04:53:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 23 Feb 2003 04:53:48 -0500 Received: from chii.cinet.co.jp ([61.197.228.217]:57216 "EHLO yuzuki.cinet.co.jp") by vger.kernel.org with ESMTP id ; Sun, 23 Feb 2003 04:52:57 -0500 Date: Sun, 23 Feb 2003 18:57:40 +0900 From: Osamu Tomita To: Linux Kernel Mailing List Cc: Alan Cox Subject: [PATCH] PC-9800 subarch. support for 2.5.62-AC1 (18/21) setup Message-ID: <20030223095740.GS1324@yuzuki.cinet.co.jp> References: <20030223092116.GA1324@yuzuki.cinet.co.jp> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030223092116.GA1324@yuzuki.cinet.co.jp> User-Agent: Mutt/1.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 15801 Lines: 466 This is additional patch to support NEC PC-9800 subarchitecture against 2.5.62-ac1. (18/21) Support difference of IO port/memory address, using mach-* scheme. Regards, Osamu Tomita diff -Nru linux-2.5.61-ac1/arch/i386/kernel/setup.c linux98-2.5.61/arch/i386/kernel/setup.c --- linux-2.5.61-ac1/arch/i386/kernel/setup.c 2003-02-18 08:58:20.000000000 +0900 +++ linux98-2.5.61/arch/i386/kernel/setup.c 2003-02-18 12:58:14.000000000 +0900 @@ -23,6 +23,7 @@ * This file handles the architecture-dependent parts of initialization */ +#include #include #include #include @@ -43,6 +44,7 @@ #include #include #include "setup_arch_pre.h" +#include "mach_resources.h" int disable_pse __initdata = 0; @@ -104,98 +106,8 @@ static char command_line[COMMAND_LINE_SIZE]; char saved_command_line[COMMAND_LINE_SIZE]; -struct resource standard_io_resources[] = { - { "dma1", 0x00, 0x1f, IORESOURCE_BUSY }, - { "pic1", 0x20, 0x3f, IORESOURCE_BUSY }, - { "timer", 0x40, 0x5f, IORESOURCE_BUSY }, - { "keyboard", 0x60, 0x6f, IORESOURCE_BUSY }, - { "dma page reg", 0x80, 0x8f, IORESOURCE_BUSY }, - { "pic2", 0xa0, 0xbf, IORESOURCE_BUSY }, - { "dma2", 0xc0, 0xdf, IORESOURCE_BUSY }, - { "fpu", 0xf0, 0xff, IORESOURCE_BUSY } -}; -#ifdef CONFIG_MELAN -standard_io_resources[1] = { "pic1", 0x20, 0x21, IORESOURCE_BUSY }; -standard_io_resources[5] = { "pic2", 0xa0, 0xa1, IORESOURCE_BUSY }; -#endif - -#define STANDARD_IO_RESOURCES (sizeof(standard_io_resources)/sizeof(struct resource)) - static struct resource code_resource = { "Kernel code", 0x100000, 0 }; static struct resource data_resource = { "Kernel data", 0, 0 }; -static struct resource vram_resource = { "Video RAM area", 0xa0000, 0xbffff, IORESOURCE_BUSY }; - -/* System ROM resources */ -#define MAXROMS 6 -static struct resource rom_resources[MAXROMS] = { - { "System ROM", 0xF0000, 0xFFFFF, IORESOURCE_BUSY }, - { "Video ROM", 0xc0000, 0xc7fff, IORESOURCE_BUSY } -}; - -#define romsignature(x) (*(unsigned short *)(x) == 0xaa55) - -static void __init probe_roms(void) -{ - int roms = 1; - unsigned long base; - unsigned char *romstart; - - request_resource(&iomem_resource, rom_resources+0); - - /* Video ROM is standard at C000:0000 - C7FF:0000, check signature */ - for (base = 0xC0000; base < 0xE0000; base += 2048) { - romstart = isa_bus_to_virt(base); - if (!romsignature(romstart)) - continue; - request_resource(&iomem_resource, rom_resources + roms); - roms++; - break; - } - - /* Extension roms at C800:0000 - DFFF:0000 */ - for (base = 0xC8000; base < 0xE0000; base += 2048) { - unsigned long length; - - romstart = isa_bus_to_virt(base); - if (!romsignature(romstart)) - continue; - length = romstart[2] * 512; - if (length) { - unsigned int i; - unsigned char chksum; - - chksum = 0; - for (i = 0; i < length; i++) - chksum += romstart[i]; - - /* Good checksum? */ - if (!chksum) { - rom_resources[roms].start = base; - rom_resources[roms].end = base + length - 1; - rom_resources[roms].name = "Extension ROM"; - rom_resources[roms].flags = IORESOURCE_BUSY; - - request_resource(&iomem_resource, rom_resources + roms); - roms++; - if (roms >= MAXROMS) - return; - } - } - } - - /* Final check for motherboard extension rom at E000:0000 */ - base = 0xE0000; - romstart = isa_bus_to_virt(base); - - if (romsignature(romstart)) { - rom_resources[roms].start = base; - rom_resources[roms].end = base + 65535; - rom_resources[roms].name = "Extension ROM"; - rom_resources[roms].flags = IORESOURCE_BUSY; - - request_resource(&iomem_resource, rom_resources + roms); - } -} static void __init limit_regions (unsigned long long size) { @@ -832,11 +744,8 @@ request_resource(res, &data_resource); } } - request_resource(&iomem_resource, &vram_resource); - /* request I/O space for devices used on all i[345]86 PCs */ - for (i = 0; i < STANDARD_IO_RESOURCES; i++) - request_resource(&ioport_resource, standard_io_resources+i); + mach_request_resource( ); /* Tell the PCI layer not to allocate too close to the RAM area.. */ low_mem_size = ((max_low_pfn << PAGE_SHIFT) + 0xfffff) & ~0xfffff; @@ -917,6 +826,8 @@ #ifdef CONFIG_VT #if defined(CONFIG_VGA_CONSOLE) conswitchp = &vga_con; +#elif defined(CONFIG_GDC_CONSOLE) + conswitchp = &gdc_con; #elif defined(CONFIG_DUMMY_CONSOLE) conswitchp = &dummy_con; #endif diff -Nru linux/include/asm-i386/mach-default/mach_resources.h linux98/include/asm-i386/mach-default/mach_resources.h --- linux/include/asm-i386/mach-default/mach_resources.h 1970-01-01 09:00:00.000000000 +0900 +++ linux98/include/asm-i386/mach-default/mach_resources.h 2002-10-21 09:59:22.000000000 +0900 @@ -0,0 +1,113 @@ +/* + * include/asm-i386/mach-default/mach_resources.h + * + * Machine specific resource allocation for generic. + * Split out from setup.c by Osamu Tomita + */ +#ifndef _MACH_RESOURCES_H +#define _MACH_RESOURCES_H + +struct resource standard_io_resources[] = { + { "dma1", 0x00, 0x1f, IORESOURCE_BUSY }, + { "pic1", 0x20, 0x3f, IORESOURCE_BUSY }, + { "timer", 0x40, 0x5f, IORESOURCE_BUSY }, + { "keyboard", 0x60, 0x6f, IORESOURCE_BUSY }, + { "dma page reg", 0x80, 0x8f, IORESOURCE_BUSY }, + { "pic2", 0xa0, 0xbf, IORESOURCE_BUSY }, + { "dma2", 0xc0, 0xdf, IORESOURCE_BUSY }, + { "fpu", 0xf0, 0xff, IORESOURCE_BUSY } +}; +#ifdef CONFIG_MELAN +standard_io_resources[1] = { "pic1", 0x20, 0x21, IORESOURCE_BUSY }; +standard_io_resources[5] = { "pic2", 0xa0, 0xa1, IORESOURCE_BUSY }; +#endif + +#define STANDARD_IO_RESOURCES (sizeof(standard_io_resources)/sizeof(struct resource)) + +static struct resource vram_resource = { "Video RAM area", 0xa0000, 0xbffff, IORESOURCE_BUSY }; + +/* System ROM resources */ +#define MAXROMS 6 +static struct resource rom_resources[MAXROMS] = { + { "System ROM", 0xF0000, 0xFFFFF, IORESOURCE_BUSY }, + { "Video ROM", 0xc0000, 0xc7fff, IORESOURCE_BUSY } +}; + +#define romsignature(x) (*(unsigned short *)(x) == 0xaa55) + +static inline void probe_roms(void) +{ + int roms = 1; + unsigned long base; + unsigned char *romstart; + + request_resource(&iomem_resource, rom_resources+0); + + /* Video ROM is standard at C000:0000 - C7FF:0000, check signature */ + for (base = 0xC0000; base < 0xE0000; base += 2048) { + romstart = isa_bus_to_virt(base); + if (!romsignature(romstart)) + continue; + request_resource(&iomem_resource, rom_resources + roms); + roms++; + break; + } + + /* Extension roms at C800:0000 - DFFF:0000 */ + for (base = 0xC8000; base < 0xE0000; base += 2048) { + unsigned long length; + + romstart = isa_bus_to_virt(base); + if (!romsignature(romstart)) + continue; + length = romstart[2] * 512; + if (length) { + unsigned int i; + unsigned char chksum; + + chksum = 0; + for (i = 0; i < length; i++) + chksum += romstart[i]; + + /* Good checksum? */ + if (!chksum) { + rom_resources[roms].start = base; + rom_resources[roms].end = base + length - 1; + rom_resources[roms].name = "Extension ROM"; + rom_resources[roms].flags = IORESOURCE_BUSY; + + request_resource(&iomem_resource, rom_resources + roms); + roms++; + if (roms >= MAXROMS) + return; + } + } + } + + /* Final check for motherboard extension rom at E000:0000 */ + base = 0xE0000; + romstart = isa_bus_to_virt(base); + + if (romsignature(romstart)) { + rom_resources[roms].start = base; + rom_resources[roms].end = base + 65535; + rom_resources[roms].name = "Extension ROM"; + rom_resources[roms].flags = IORESOURCE_BUSY; + + request_resource(&iomem_resource, rom_resources + roms); + } +} + +static inline void mach_request_resource(void) +{ + int i; + + request_resource(&iomem_resource, &vram_resource); + + /* request I/O space for devices used on all i[345]86 PCs */ + for (i = 0; i < STANDARD_IO_RESOURCES; i++) + request_resource(&ioport_resource, standard_io_resources+i); + +} + +#endif /* !_MACH_RESOURCES_H */ diff -Nru linux/include/asm-i386/mach-pc9800/mach_resources.h linux98/include/asm-i386/mach-pc9800/mach_resources.h --- linux/include/asm-i386/mach-pc9800/mach_resources.h 1970-01-01 09:00:00.000000000 +0900 +++ linux98/include/asm-i386/mach-pc9800/mach_resources.h 2002-10-26 17:35:19.000000000 +0900 @@ -0,0 +1,192 @@ +/* + * include/asm-i386/mach-pc9800/mach_resources.h + * + * Machine specific resource allocation for PC-9800. + * Written by Osamu Tomita + */ +#ifndef _MACH_RESOURCES_H +#define _MACH_RESOURCES_H + +static char str_pic1[] = "pic1"; +static char str_dma[] = "dma"; +static char str_pic2[] = "pic2"; +static char str_calender_clock[] = "calender clock"; +static char str_system[] = "system"; +static char str_nmi_control[] = "nmi control"; +static char str_kanji_rom[] = "kanji rom"; +static char str_keyboard[] = "keyboard"; +static char str_text_gdc[] = "text gdc"; +static char str_crtc[] = "crtc"; +static char str_timer[] = "timer"; +static char str_graphic_gdc[] = "graphic gdc"; +static char str_dma_ex_bank[] = "dma ex. bank"; +static char str_beep_freq[] = "beep freq."; +static char str_mouse_pio[] = "mouse pio"; +struct resource standard_io_resources[] = { + { str_pic1, 0x00, 0x00, IORESOURCE_BUSY }, + { str_dma, 0x01, 0x01, IORESOURCE_BUSY }, + { str_pic1, 0x02, 0x02, IORESOURCE_BUSY }, + { str_dma, 0x03, 0x03, IORESOURCE_BUSY }, + { str_dma, 0x05, 0x05, IORESOURCE_BUSY }, + { str_dma, 0x07, 0x07, IORESOURCE_BUSY }, + { str_pic2, 0x08, 0x08, IORESOURCE_BUSY }, + { str_dma, 0x09, 0x09, IORESOURCE_BUSY }, + { str_pic2, 0x0a, 0x0a, IORESOURCE_BUSY }, + { str_dma, 0x0b, 0x0b, IORESOURCE_BUSY }, + { str_dma, 0x0d, 0x0d, IORESOURCE_BUSY }, + { str_dma, 0x0f, 0x0f, IORESOURCE_BUSY }, + { str_dma, 0x11, 0x11, IORESOURCE_BUSY }, + { str_dma, 0x13, 0x13, IORESOURCE_BUSY }, + { str_dma, 0x15, 0x15, IORESOURCE_BUSY }, + { str_dma, 0x17, 0x17, IORESOURCE_BUSY }, + { str_dma, 0x19, 0x19, IORESOURCE_BUSY }, + { str_dma, 0x1b, 0x1b, IORESOURCE_BUSY }, + { str_dma, 0x1d, 0x1d, IORESOURCE_BUSY }, + { str_dma, 0x1f, 0x1f, IORESOURCE_BUSY }, + { str_calender_clock, 0x20, 0x20, 0 }, + { str_dma, 0x21, 0x21, IORESOURCE_BUSY }, + { str_calender_clock, 0x22, 0x22, 0 }, + { str_dma, 0x23, 0x23, IORESOURCE_BUSY }, + { str_dma, 0x25, 0x25, IORESOURCE_BUSY }, + { str_dma, 0x27, 0x27, IORESOURCE_BUSY }, + { str_dma, 0x29, 0x29, IORESOURCE_BUSY }, + { str_dma, 0x2b, 0x2b, IORESOURCE_BUSY }, + { str_dma, 0x2d, 0x2d, IORESOURCE_BUSY }, + { str_system, 0x31, 0x31, IORESOURCE_BUSY }, + { str_system, 0x33, 0x33, IORESOURCE_BUSY }, + { str_system, 0x35, 0x35, IORESOURCE_BUSY }, + { str_system, 0x37, 0x37, IORESOURCE_BUSY }, + { str_nmi_control, 0x50, 0x50, IORESOURCE_BUSY }, + { str_nmi_control, 0x52, 0x52, IORESOURCE_BUSY }, + { "time stamp", 0x5c, 0x5f, IORESOURCE_BUSY }, + { str_kanji_rom, 0xa1, 0xa1, IORESOURCE_BUSY }, + { str_kanji_rom, 0xa3, 0xa3, IORESOURCE_BUSY }, + { str_kanji_rom, 0xa5, 0xa5, IORESOURCE_BUSY }, + { str_kanji_rom, 0xa7, 0xa7, IORESOURCE_BUSY }, + { str_kanji_rom, 0xa9, 0xa9, IORESOURCE_BUSY }, + { str_keyboard, 0x41, 0x41, IORESOURCE_BUSY }, + { str_keyboard, 0x43, 0x43, IORESOURCE_BUSY }, + { str_text_gdc, 0x60, 0x60, IORESOURCE_BUSY }, + { str_text_gdc, 0x62, 0x62, IORESOURCE_BUSY }, + { str_text_gdc, 0x64, 0x64, IORESOURCE_BUSY }, + { str_text_gdc, 0x66, 0x66, IORESOURCE_BUSY }, + { str_text_gdc, 0x68, 0x68, IORESOURCE_BUSY }, + { str_text_gdc, 0x6a, 0x6a, IORESOURCE_BUSY }, + { str_text_gdc, 0x6c, 0x6c, IORESOURCE_BUSY }, + { str_text_gdc, 0x6e, 0x6e, IORESOURCE_BUSY }, + { str_crtc, 0x70, 0x70, IORESOURCE_BUSY }, + { str_crtc, 0x72, 0x72, IORESOURCE_BUSY }, + { str_crtc, 0x74, 0x74, IORESOURCE_BUSY }, + { str_crtc, 0x74, 0x74, IORESOURCE_BUSY }, + { str_crtc, 0x76, 0x76, IORESOURCE_BUSY }, + { str_crtc, 0x78, 0x78, IORESOURCE_BUSY }, + { str_crtc, 0x7a, 0x7a, IORESOURCE_BUSY }, + { str_timer, 0x71, 0x71, IORESOURCE_BUSY }, + { str_timer, 0x73, 0x73, IORESOURCE_BUSY }, + { str_timer, 0x75, 0x75, IORESOURCE_BUSY }, + { str_timer, 0x77, 0x77, IORESOURCE_BUSY }, + { str_graphic_gdc, 0xa0, 0xa0, IORESOURCE_BUSY }, + { str_graphic_gdc, 0xa2, 0xa2, IORESOURCE_BUSY }, + { str_graphic_gdc, 0xa4, 0xa4, IORESOURCE_BUSY }, + { str_graphic_gdc, 0xa6, 0xa6, IORESOURCE_BUSY }, + { "cpu", 0xf0, 0xf7, IORESOURCE_BUSY }, + { "fpu", 0xf8, 0xff, IORESOURCE_BUSY }, + { str_dma_ex_bank, 0x0e05, 0x0e05, 0 }, + { str_dma_ex_bank, 0x0e07, 0x0e07, 0 }, + { str_dma_ex_bank, 0x0e09, 0x0e09, 0 }, + { str_dma_ex_bank, 0x0e0b, 0x0e0b, 0 }, + { str_beep_freq, 0x3fd9, 0x3fd9, IORESOURCE_BUSY }, + { str_beep_freq, 0x3fdb, 0x3fdb, IORESOURCE_BUSY }, + { str_beep_freq, 0x3fdd, 0x3fdd, IORESOURCE_BUSY }, + { str_beep_freq, 0x3fdf, 0x3fdf, IORESOURCE_BUSY }, + /* All PC-9800 have (exactly) one mouse interface. */ + { str_mouse_pio, 0x7fd9, 0x7fd9, 0 }, + { str_mouse_pio, 0x7fdb, 0x7fdb, 0 }, + { str_mouse_pio, 0x7fdd, 0x7fdd, 0 }, + { str_mouse_pio, 0x7fdf, 0x7fdf, 0 }, + { "mouse timer", 0xbfdb, 0xbfdb, 0 }, + { "mouse irq", 0x98d7, 0x98d7, 0 }, +}; + +#define STANDARD_IO_RESOURCES (sizeof(standard_io_resources)/sizeof(struct resource)) + +static struct resource tvram_resource = { "Text VRAM/CG window", 0xa0000, 0xa4fff, IORESOURCE_BUSY }; +static struct resource gvram_brg_resource = { "Graphic VRAM (B/R/G)", 0xa8000, 0xbffff, IORESOURCE_BUSY }; +static struct resource gvram_e_resource = { "Graphic VRAM (E)", 0xe0000, 0xe7fff, IORESOURCE_BUSY }; + +/* System ROM resources */ +#define MAXROMS 6 +static struct resource rom_resources[MAXROMS] = { + { "System ROM", 0xe8000, 0xfffff, IORESOURCE_BUSY } +}; + +static inline void probe_roms(void) +{ + int roms = 1; + int i; + __u8 *xrom_id; + + request_resource(&iomem_resource, rom_resources+0); + + xrom_id = (__u8 *) isa_bus_to_virt(PC9800SCA_XROM_ID + 0x10); + + for (i = 0; i < 16; i++) { + if (xrom_id[i] & 0x80) { + int j; + + for (j = i + 1; j < 16 && (xrom_id[j] & 0x80); j++) + ; + rom_resources[roms].start = 0x0d0000 + i * 0x001000; + rom_resources[roms].end = 0x0d0000 + j * 0x001000 - 1; + rom_resources[roms].name = "Extension ROM"; + rom_resources[roms].flags = IORESOURCE_BUSY; + + request_resource(&iomem_resource, + rom_resources + roms); + if (++roms >= MAXROMS) + return; + } + } +} + +static inline void mach_request_resource(void) +{ + int i; + + if (PC9800_HIGHRESO_P()) { + tvram_resource.start = 0xe0000; + tvram_resource.end = 0xe4fff; + gvram_brg_resource.name = "Graphic VRAM"; + gvram_brg_resource.start = 0xc0000; + gvram_brg_resource.end = 0xdffff; + } + + request_resource(&iomem_resource, &tvram_resource); + request_resource(&iomem_resource, &gvram_brg_resource); + if (!PC9800_HIGHRESO_P()) + request_resource(&iomem_resource, &gvram_e_resource); + + for (i = 0; i < STANDARD_IO_RESOURCES; i++) + request_resource(&ioport_resource, standard_io_resources + i); + + if (PC9800_HIGHRESO_P() || PC9800_9821_P()) { + static char graphics[] = "graphics"; + static struct resource graphics_resources[] = { + { graphics, 0x9a0, 0x9a0, 0 }, + { graphics, 0x9a2, 0x9a2, 0 }, + { graphics, 0x9a4, 0x9a4, 0 }, + { graphics, 0x9a6, 0x9a6, 0 }, + { graphics, 0x9a8, 0x9a8, 0 }, + { graphics, 0x9aa, 0x9aa, 0 }, + { graphics, 0x9ac, 0x9ac, 0 }, + { graphics, 0x9ae, 0x9ae, 0 }, + }; + +#define GRAPHICS_RESOURCES (sizeof(graphics_resources)/sizeof(struct resource)) + + for (i = 0; i < GRAPHICS_RESOURCES; i++) + request_resource(&ioport_resource, graphics_resources + i); + } +} + +#endif /* !_MACH_RESOURCES_H */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/