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424 giacomo 1 
/*
2 
 *  include/asm-i386/mach-pc9800/mach_resources.h
3 
 *
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 *  Machine specific resource allocation for PC-9800.
5 
 *  Written by Osamu Tomita <tomita@cinet.co.jp>
6 
 */
7 
#ifndef _MACH_RESOURCES_H
8 
#define _MACH_RESOURCES_H
9 
 
10 
static char str_pic1[] = "pic1";
11 
static char str_dma[] = "dma";
12 
static char str_pic2[] = "pic2";
13 
static char str_calender_clock[] = "calender clock";
14 
static char str_system[] = "system";
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static char str_nmi_control[] = "nmi control";
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static char str_kanji_rom[] = "kanji rom";
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static char str_keyboard[] = "keyboard";
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static char str_text_gdc[] = "text gdc";
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static char str_crtc[] = "crtc";
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static char str_timer[] = "timer";
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static char str_graphic_gdc[] = "graphic gdc";
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static char str_dma_ex_bank[] = "dma ex. bank";
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static char str_beep_freq[] = "beep freq.";
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static char str_mouse_pio[] = "mouse pio";
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struct resource standard_io_resources[] = {
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        { str_pic1, 0x00, 0x00, IORESOURCE_BUSY },
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        { str_dma, 0x01, 0x01, IORESOURCE_BUSY },
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        { str_pic1, 0x02, 0x02, IORESOURCE_BUSY },
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        { str_dma, 0x03, 0x03, IORESOURCE_BUSY },
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        { str_dma, 0x05, 0x05, IORESOURCE_BUSY },
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        { str_dma, 0x07, 0x07, IORESOURCE_BUSY },
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        { str_pic2, 0x08, 0x08, IORESOURCE_BUSY },
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        { str_dma, 0x09, 0x09, IORESOURCE_BUSY },
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        { str_pic2, 0x0a, 0x0a, IORESOURCE_BUSY },
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        { str_dma, 0x0b, 0x0b, IORESOURCE_BUSY },
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        { str_dma, 0x0d, 0x0d, IORESOURCE_BUSY },
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        { str_dma, 0x0f, 0x0f, IORESOURCE_BUSY },
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        { str_dma, 0x11, 0x11, IORESOURCE_BUSY },
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        { str_dma, 0x13, 0x13, IORESOURCE_BUSY },
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        { str_dma, 0x15, 0x15, IORESOURCE_BUSY },
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        { str_dma, 0x17, 0x17, IORESOURCE_BUSY },
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        { str_dma, 0x19, 0x19, IORESOURCE_BUSY },
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        { str_dma, 0x1b, 0x1b, IORESOURCE_BUSY },
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        { str_dma, 0x1d, 0x1d, IORESOURCE_BUSY },
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        { str_dma, 0x1f, 0x1f, IORESOURCE_BUSY },
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        { str_calender_clock, 0x20, 0x20, 0 },
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        { str_dma, 0x21, 0x21, IORESOURCE_BUSY },
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        { str_calender_clock, 0x22, 0x22, 0 },
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        { str_dma, 0x23, 0x23, IORESOURCE_BUSY },
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        { str_dma, 0x25, 0x25, IORESOURCE_BUSY },
51 
        { str_dma, 0x27, 0x27, IORESOURCE_BUSY },
52 
        { str_dma, 0x29, 0x29, IORESOURCE_BUSY },
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        { str_dma, 0x2b, 0x2b, IORESOURCE_BUSY },
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        { str_dma, 0x2d, 0x2d, IORESOURCE_BUSY },
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        { str_system, 0x31, 0x31, IORESOURCE_BUSY },
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        { str_system, 0x33, 0x33, IORESOURCE_BUSY },
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        { str_system, 0x35, 0x35, IORESOURCE_BUSY },
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        { str_system, 0x37, 0x37, IORESOURCE_BUSY },
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        { str_nmi_control, 0x50, 0x50, IORESOURCE_BUSY },
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        { str_nmi_control, 0x52, 0x52, IORESOURCE_BUSY },
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        { "time stamp", 0x5c, 0x5f, IORESOURCE_BUSY },
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        { str_kanji_rom, 0xa1, 0xa1, IORESOURCE_BUSY },
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        { str_kanji_rom, 0xa3, 0xa3, IORESOURCE_BUSY },
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        { str_kanji_rom, 0xa5, 0xa5, IORESOURCE_BUSY },
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        { str_kanji_rom, 0xa7, 0xa7, IORESOURCE_BUSY },
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        { str_kanji_rom, 0xa9, 0xa9, IORESOURCE_BUSY },
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        { str_keyboard, 0x41, 0x41, IORESOURCE_BUSY },
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        { str_keyboard, 0x43, 0x43, IORESOURCE_BUSY },
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        { str_text_gdc, 0x60, 0x60, IORESOURCE_BUSY },
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        { str_text_gdc, 0x62, 0x62, IORESOURCE_BUSY },
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        { str_text_gdc, 0x64, 0x64, IORESOURCE_BUSY },
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        { str_text_gdc, 0x66, 0x66, IORESOURCE_BUSY },
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        { str_text_gdc, 0x68, 0x68, IORESOURCE_BUSY },
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        { str_text_gdc, 0x6a, 0x6a, IORESOURCE_BUSY },
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        { str_text_gdc, 0x6c, 0x6c, IORESOURCE_BUSY },
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        { str_text_gdc, 0x6e, 0x6e, IORESOURCE_BUSY },
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        { str_crtc, 0x70, 0x70, IORESOURCE_BUSY },
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        { str_crtc, 0x72, 0x72, IORESOURCE_BUSY },
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        { str_crtc, 0x74, 0x74, IORESOURCE_BUSY },
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        { str_crtc, 0x74, 0x74, IORESOURCE_BUSY },
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        { str_crtc, 0x76, 0x76, IORESOURCE_BUSY },
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        { str_crtc, 0x78, 0x78, IORESOURCE_BUSY },
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        { str_crtc, 0x7a, 0x7a, IORESOURCE_BUSY },
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        { str_timer, 0x71, 0x71, IORESOURCE_BUSY },
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        { str_timer, 0x73, 0x73, IORESOURCE_BUSY },
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        { str_timer, 0x75, 0x75, IORESOURCE_BUSY },
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        { str_timer, 0x77, 0x77, IORESOURCE_BUSY },
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        { str_graphic_gdc, 0xa0, 0xa0, IORESOURCE_BUSY },
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        { str_graphic_gdc, 0xa2, 0xa2, IORESOURCE_BUSY },
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        { str_graphic_gdc, 0xa4, 0xa4, IORESOURCE_BUSY },
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        { str_graphic_gdc, 0xa6, 0xa6, IORESOURCE_BUSY },
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        { "cpu", 0xf0, 0xf7, IORESOURCE_BUSY },
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        { "fpu", 0xf8, 0xff, IORESOURCE_BUSY },
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        { str_dma_ex_bank, 0x0e05, 0x0e05, 0 },
95 
        { str_dma_ex_bank, 0x0e07, 0x0e07, 0 },
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        { str_dma_ex_bank, 0x0e09, 0x0e09, 0 },
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        { str_dma_ex_bank, 0x0e0b, 0x0e0b, 0 },
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        { str_beep_freq, 0x3fd9, 0x3fd9, IORESOURCE_BUSY },
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        { str_beep_freq, 0x3fdb, 0x3fdb, IORESOURCE_BUSY },
100 
        { str_beep_freq, 0x3fdd, 0x3fdd, IORESOURCE_BUSY },
101 
        { str_beep_freq, 0x3fdf, 0x3fdf, IORESOURCE_BUSY },
102 
        /* All PC-9800 have (exactly) one mouse interface.  */
103 
        { str_mouse_pio, 0x7fd9, 0x7fd9, 0 },
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        { str_mouse_pio, 0x7fdb, 0x7fdb, 0 },
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        { str_mouse_pio, 0x7fdd, 0x7fdd, 0 },
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        { str_mouse_pio, 0x7fdf, 0x7fdf, 0 },
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        { "mouse timer", 0xbfdb, 0xbfdb, 0 },
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        { "mouse irq", 0x98d7, 0x98d7, 0 },
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};
110 
 
111 
#define STANDARD_IO_RESOURCES (sizeof(standard_io_resources)/sizeof(struct resource))
112 
 
113 
static struct resource tvram_resource = { "Text VRAM/CG window", 0xa0000, 0xa4fff, IORESOURCE_BUSY };
114 
static struct resource gvram_brg_resource = { "Graphic VRAM (B/R/G)", 0xa8000, 0xbffff, IORESOURCE_BUSY };
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static struct resource gvram_e_resource = { "Graphic VRAM (E)", 0xe0000, 0xe7fff, IORESOURCE_BUSY };
116 
 
117 
/* System ROM resources */
118 
#define MAXROMS 6
119 
static struct resource rom_resources[MAXROMS] = {
120 
        { "System ROM", 0xe8000, 0xfffff, IORESOURCE_BUSY }
121 
};
122 
 
123 
static inline void probe_video_rom(int roms)
124 
{
125 
        /* PC-9800 has no video ROM */
126 
}
127 
 
128 
static inline void probe_extension_roms(int roms)
129 
{
130 
        int i;
131 
        __u8 *xrom_id;
132 
 
133 
        xrom_id = (__u8 *) isa_bus_to_virt(PC9800SCA_XROM_ID + 0x10);
134 
 
135 
        for (i = 0; i < 16; i++) {
136 
                if (xrom_id[i] & 0x80) {
137 
                        int j;
138 
 
139 
                        for (j = i + 1; j < 16 && (xrom_id[j] & 0x80); j++)
140 
                                ;
141 
                        rom_resources[roms].start = 0x0d0000 + i * 0x001000;
142 
                        rom_resources[roms].end = 0x0d0000 + j * 0x001000 - 1;
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                        rom_resources[roms].name = "Extension ROM";
144 
                        rom_resources[roms].flags = IORESOURCE_BUSY;
145 
 
146 
                        request_resource(&iomem_resource,
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                                          rom_resources + roms);
148 
                        if (++roms >= MAXROMS)
149 
                                return;
150 
                }
151 
        }
152 
}
153 
 
154 
static inline void request_graphics_resource(void)
155 
{
156 
        int i;
157 
 
158 
        if (PC9800_HIGHRESO_P()) {
159 
                tvram_resource.start = 0xe0000;
160 
                tvram_resource.end   = 0xe4fff;
161 
                gvram_brg_resource.name  = "Graphic VRAM";
162 
                gvram_brg_resource.start = 0xc0000;
163 
                gvram_brg_resource.end   = 0xdffff;
164 
        }
165 
 
166 
        request_resource(&iomem_resource, &tvram_resource);
167 
        request_resource(&iomem_resource, &gvram_brg_resource);
168 
        if (!PC9800_HIGHRESO_P())
169 
                request_resource(&iomem_resource, &gvram_e_resource);
170 
 
171 
        if (PC9800_HIGHRESO_P() || PC9800_9821_P()) {
172 
                static char graphics[] = "graphics";
173 
                static struct resource graphics_resources[] = {
174 
                        { graphics, 0x9a0, 0x9a0, 0 },
175 
                        { graphics, 0x9a2, 0x9a2, 0 },
176 
                        { graphics, 0x9a4, 0x9a4, 0 },
177 
                        { graphics, 0x9a6, 0x9a6, 0 },
178 
                        { graphics, 0x9a8, 0x9a8, 0 },
179 
                        { graphics, 0x9aa, 0x9aa, 0 },
180 
                        { graphics, 0x9ac, 0x9ac, 0 },
181 
                        { graphics, 0x9ae, 0x9ae, 0 },
182 
                };
183 
 
184 
#define GRAPHICS_RESOURCES (sizeof(graphics_resources)/sizeof(struct resource))
185 
 
186 
                for (i = 0; i < GRAPHICS_RESOURCES; i++)
187 
                        request_resource(&ioport_resource, graphics_resources + i);
188 
        }
189 
}
190 
 
191 
#endif /* !_MACH_RESOURCES_H */