Author: laurent Date: 2009-01-30 08:44:48 +0100 (Fri, 30 Jan 2009) New Revision: 431
Modified: openbios-devel/drivers/ide.c openbios-devel/drivers/macio.c openbios-devel/include/openbios/drivers.h Log: Add mac-io IDE driver
Modified: openbios-devel/drivers/ide.c =================================================================== --- openbios-devel/drivers/ide.c 2009-01-29 19:56:41 UTC (rev 430) +++ openbios-devel/drivers/ide.c 2009-01-30 07:44:48 UTC (rev 431) @@ -1294,30 +1294,14 @@ static void ob_ide_ctrl_initialize(int *idx) { - int len, props[6]; phandle_t ph=get_cur_dev(); - char *idename; - struct ide_channel *chan;
/* set device type */ push_str(DEV_TYPE); fword("device-type");
- idename=get_property(ph, "name", &len); - chan = ide_seek_channel(idename); - - /* Create interrupt properties. */ - props[0]=14; props[1]=0; - set_property(ph, "interrupts", (char *)&props, 2*sizeof(int)); - set_int_property(ph, "#address-cells", 1); set_int_property(ph, "#size-cells", 0); - - props[0] = __cpu_to_be32(chan->io_regs[0]); - props[1] = __cpu_to_be32(1); props[2] = __cpu_to_be32(8); - props[3] = __cpu_to_be32(chan->io_regs[8]); - props[4] = __cpu_to_be32(1); props[5] = __cpu_to_be32(2); - set_property(ph, "reg", (char *)&props, 6*sizeof(int)); }
static void @@ -1378,6 +1362,7 @@ struct ide_channel *chan; int io_ports[IDE_MAX_CHANNELS]; int ctl_ports[IDE_MAX_CHANNELS]; + cell props[6];
io_ports[0] = io_port0; ctl_ports[0] = ctl_port0 + 2; @@ -1433,6 +1418,19 @@ snprintf(nodebuff, sizeof(nodebuff), "%s/" DEV_NAME, path, current_channel); REGISTER_NAMED_NODE(ob_ide_ctrl, nodebuff); + + dnode = find_dev(nodebuff); + + props[0]=14; props[1]=0; + set_property(dnode, "interrupts", + (char *)&props, 2*sizeof(cell)); + + props[0] = __cpu_to_be32(chan->io_regs[0]); + props[1] = __cpu_to_be32(1); props[2] = __cpu_to_be32(8); + props[3] = __cpu_to_be32(chan->io_regs[8]); + props[4] = __cpu_to_be32(1); props[5] = __cpu_to_be32(2); + set_property(dnode, "reg", (char *)&props, 6*sizeof(cell)); + #ifdef CONFIG_DEBUG_IDE printk(DEV_NAME": [io ports 0x%x-0x%x,0x%x]\n", current_channel, chan->io_regs[0], @@ -1486,3 +1484,177 @@
return 0; } + +#if defined(CONFIG_DRIVER_MACIO) +static unsigned char +macio_ide_inb(struct ide_channel *chan, unsigned int port) +{ + return in_8((unsigned char*)(chan->mmio + (port << 4))); +} + +static void +macio_ide_outb(struct ide_channel *chan, unsigned char data, unsigned int port) +{ + out_8((unsigned char*)(chan->mmio + (port << 4)), data); +} + +static void +macio_ide_insw(struct ide_channel *chan, + unsigned int port, unsigned char *addr, unsigned int count) +{ + _insw((uint16_t*)(chan->mmio + (port << 4)), addr, count); +} + +static void +macio_ide_outsw(struct ide_channel *chan, + unsigned int port, unsigned char *addr, unsigned int count) +{ + _outsw((uint16_t*)(chan->mmio + (port << 4)), addr, count); +} + +#define MACIO_IDE_OFFSET 0x00020000 +#define MACIO_IDE_SIZE 0x00001000 + +int macio_ide_init(const char *path, uint32_t addr, int nb_channels) +{ + int i, j; + char nodebuff[128]; + phandle_t dnode; + cell props[8]; + struct ide_channel *chan; + + for (i = 0; i < nb_channels; i++, current_channel++) { + + chan = malloc(sizeof(struct ide_channel)); + + snprintf(chan->name, sizeof(chan->name), + DEV_NAME, current_channel); + + chan->mmio = addr + MACIO_IDE_OFFSET + i * MACIO_IDE_SIZE; + + chan->obide_inb = macio_ide_inb; + chan->obide_insw = macio_ide_insw; + chan->obide_outb = macio_ide_outb; + chan->obide_outsw = macio_ide_outsw; + + chan->selected = -1; + + /* + * assume it's there, if not io port dead check will clear + */ + chan->present = 1; + + for (j = 0; j < 2; j++) { + chan->drives[j].present = 0; + chan->drives[j].unit = j; + chan->drives[j].channel = chan; + /* init with a decent value */ + chan->drives[j].bs = 512; + + chan->drives[j].nr = i * 2 + j; + } + + ob_ide_probe(chan); + + if (!chan->present) { + free(chan); + continue; + } + + ide_add_channel(chan); + + ob_ide_identify_drives(chan); + + snprintf(nodebuff, sizeof(nodebuff), "%s/" DEV_NAME, path, + current_channel); + REGISTER_NAMED_NODE(ob_ide_ctrl, nodebuff); + + dnode = find_dev(nodebuff); + + set_property(dnode, "compatible", "heathrow-ata", 13); + + props[0] = 0x00000526; + props[1] = 0x00000085; + props[2] = 0x00000025; + props[3] = 0x00000025; + props[4] = 0x00000025; + props[5] = 0x00000000; + props[6] = 0x00000000; + props[7] = 0x00000000; + OLDWORLD(set_property(dnode, "AAPL,pio-timing", + (char *)&props, 8*sizeof(cell))); + + props[0] = 0x0000000d; + props[1] = 0x00000000; + set_property(dnode, "interrupts", + (char *)&props, 2*sizeof(cell)); + OLDWORLD(set_property(dnode, "AAPL,interrupts", + (char *)&props, 2*sizeof(cell))); + + props[0] = MACIO_IDE_OFFSET + i * MACIO_IDE_SIZE; + props[1] = MACIO_IDE_SIZE; + props[2] = 0x00008b00 + i * 0x0200; + props[3] = 0x0200; + set_property(dnode, "reg", (char *)&props, 4*sizeof(cell)); + + props[0] = addr + MACIO_IDE_OFFSET + i * MACIO_IDE_SIZE; + props[1] = addr + 0x00008b00 + i * 0x0200; + OLDWORLD(set_property(dnode, "AAPL,address", + (char *)&props, 2*sizeof(cell))); + + props[0] = 0; + OLDWORLD(set_property(dnode, "AAPL,bus-id", (char*)props, + 1 * sizeof(cell))); +#ifdef CONFIG_DEBUG_IDE + printk(DEV_NAME": [io ports 0x%lx]\n", + current_channel, chan->mmio); +#endif + + for (j = 0; j < 2; j++) { + struct ide_drive *drive = &chan->drives[j]; + const char *media = "UNKNOWN"; + + if (!drive->present) + continue; + +#ifdef CONFIG_DEBUG_IDE + printk(" drive%d [ATA%s ", j, + drive->type == ide_type_atapi ? "PI" : ""); +#endif + switch (drive->media) { + case ide_media_floppy: + media = "floppy"; + break; + case ide_media_cdrom: + media = "cdrom"; + break; + case ide_media_optical: + media = "mo"; + break; + case ide_media_disk: + media = "disk"; + break; + } +#ifdef CONFIG_DEBUG_IDE + printk("%s]: %s\n", media, drive->model); +#endif + snprintf(nodebuff, sizeof(nodebuff), + "%s/" DEV_NAME "/%s", path, current_channel, + media); + REGISTER_NAMED_NODE(ob_ide, nodebuff); + dnode = find_dev(nodebuff); + set_int_property(dnode, "reg", j); + + /* create aliases */ + + set_ide_alias(nodebuff); + if (drive->media == ide_media_cdrom) + set_cd_alias(nodebuff); + if (drive->media == ide_media_disk) + set_hd_alias(nodebuff); + } + } + + return 0; +} +#endif /* CONFIG_DRIVER_MACIO */
Modified: openbios-devel/drivers/macio.c =================================================================== --- openbios-devel/drivers/macio.c 2009-01-29 19:56:41 UTC (rev 430) +++ openbios-devel/drivers/macio.c 2009-01-30 07:44:48 UTC (rev 431) @@ -14,6 +14,7 @@ #include "libc/byteorder.h" #include "libc/vsprintf.h"
+#include "openbios/drivers.h" #include "macio.h" #include "cuda.h" #include "escc.h" @@ -112,4 +113,5 @@ cuda_init(path, addr); macio_nvram_init(path, addr); escc_init(path, addr); + macio_ide_init(path, addr, 1); }
Modified: openbios-devel/include/openbios/drivers.h =================================================================== --- openbios-devel/include/openbios/drivers.h 2009-01-29 19:56:41 UTC (rev 430) +++ openbios-devel/include/openbios/drivers.h 2009-01-30 07:44:48 UTC (rev 431) @@ -47,6 +47,7 @@ /* drivers/ide.c */ int ob_ide_init(const char *path, uint32_t io_port0, uint32_t ctl_port0, uint32_t io_port1, uint32_t ctl_port1); +int macio_ide_init(const char *path, uint32_t addr, int nb_channels); #endif #ifdef CONFIG_DRIVER_ESP /* drivers/esp.c */
-
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