diff options
Diffstat (limited to 'arch/mips/sni/setup.c')
| -rw-r--r-- | arch/mips/sni/setup.c | 174 |
1 files changed, 157 insertions, 17 deletions
diff --git a/arch/mips/sni/setup.c b/arch/mips/sni/setup.c index e8b26bdee24..efad85c8c82 100644 --- a/arch/mips/sni/setup.c +++ b/arch/mips/sni/setup.c @@ -10,27 +10,35 @@ */ #include <linux/eisa.h> #include <linux/init.h> +#include <linux/export.h> #include <linux/console.h> #include <linux/fb.h> #include <linux/screen_info.h> -#ifdef CONFIG_ARC +#ifdef CONFIG_FW_ARC #include <asm/fw/arc/types.h> #include <asm/sgialib.h> #endif +#ifdef CONFIG_FW_SNIPROM +#include <asm/mipsprom.h> +#endif + +#include <asm/bootinfo.h> +#include <asm/cpu.h> #include <asm/io.h> #include <asm/reboot.h> #include <asm/sni.h> unsigned int sni_brd_type; +EXPORT_SYMBOL(sni_brd_type); extern void sni_machine_restart(char *command); extern void sni_machine_power_off(void); static void __init sni_display_setup(void) { -#if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE) && defined(CONFIG_ARC) +#if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE) && defined(CONFIG_FW_ARC) struct screen_info *si = &screen_info; DISPLAY_STATUS *di; @@ -47,57 +55,189 @@ static void __init sni_display_setup(void) #endif } +static void __init sni_console_setup(void) +{ +#ifndef CONFIG_FW_ARC + char *ctype; + char *cdev; + char *baud; + int port; + static char options[8] __initdata; + + cdev = prom_getenv("console_dev"); + if (strncmp(cdev, "tty", 3) == 0) { + ctype = prom_getenv("console"); + switch (*ctype) { + default: + case 'l': + port = 0; + baud = prom_getenv("lbaud"); + break; + case 'r': + port = 1; + baud = prom_getenv("rbaud"); + break; + } + if (baud) + strcpy(options, baud); + if (strncmp(cdev, "tty552", 6) == 0) + add_preferred_console("ttyS", port, + baud ? options : NULL); + else + add_preferred_console("ttySC", port, + baud ? options : NULL); + } +#endif +} + +#ifdef DEBUG +static void __init sni_idprom_dump(void) +{ + int i; + + pr_debug("SNI IDProm dump:\n"); + for (i = 0; i < 256; i++) { + if (i%16 == 0) + pr_debug("%04x ", i); + + printk("%02x ", *(unsigned char *) (SNI_IDPROM_BASE + i)); + + if (i % 16 == 15) + printk("\n"); + } +} +#endif void __init plat_mem_setup(void) { + int cputype; + set_io_port_base(SNI_PORT_BASE); // ioport_resource.end = sni_io_resource.end; /* * Setup (E)ISA I/O memory access stuff */ - isa_slot_offset = 0xb0000000; #ifdef CONFIG_EISA EISA_bus = 1; #endif + sni_brd_type = *(unsigned char *)SNI_IDPROM_BRDTYPE; + cputype = *(unsigned char *)SNI_IDPROM_CPUTYPE; + switch (sni_brd_type) { + case SNI_BRD_TOWER_OASIC: + switch (cputype) { + case SNI_CPU_M8030: + system_type = "RM400-330"; + break; + case SNI_CPU_M8031: + system_type = "RM400-430"; + break; + case SNI_CPU_M8037: + system_type = "RM400-530"; + break; + case SNI_CPU_M8034: + system_type = "RM400-730"; + break; + default: + system_type = "RM400-xxx"; + break; + } + break; + case SNI_BRD_MINITOWER: + switch (cputype) { + case SNI_CPU_M8021: + case SNI_CPU_M8043: + system_type = "RM400-120"; + break; + case SNI_CPU_M8040: + system_type = "RM400-220"; + break; + case SNI_CPU_M8053: + system_type = "RM400-225"; + break; + case SNI_CPU_M8050: + system_type = "RM400-420"; + break; + default: + system_type = "RM400-xxx"; + break; + } + break; + case SNI_BRD_PCI_TOWER: + system_type = "RM400-Cxx"; + break; + case SNI_BRD_RM200: + system_type = "RM200-xxx"; + break; + case SNI_BRD_PCI_MTOWER: + system_type = "RM300-Cxx"; + break; + case SNI_BRD_PCI_DESKTOP: + switch (read_c0_prid() & PRID_IMP_MASK) { + case PRID_IMP_R4600: + case PRID_IMP_R4700: + system_type = "RM200-C20"; + break; + case PRID_IMP_R5000: + system_type = "RM200-C40"; + break; + default: + system_type = "RM200-Cxx"; + break; + } + break; + case SNI_BRD_PCI_TOWER_CPLUS: + system_type = "RM400-Exx"; + break; + case SNI_BRD_PCI_MTOWER_CPLUS: + system_type = "RM300-Exx"; + break; + } + pr_debug("Found SNI brdtype %02x name %s\n", sni_brd_type, system_type); + +#ifdef DEBUG + sni_idprom_dump(); +#endif + switch (sni_brd_type) { case SNI_BRD_10: case SNI_BRD_10NEW: case SNI_BRD_TOWER_OASIC: case SNI_BRD_MINITOWER: - sni_a20r_init(); - break; + sni_a20r_init(); + break; case SNI_BRD_PCI_TOWER: case SNI_BRD_PCI_TOWER_CPLUS: - sni_pcit_init(); + sni_pcit_init(); break; case SNI_BRD_RM200: - sni_rm200_init(); - break; + sni_rm200_init(); + break; case SNI_BRD_PCI_MTOWER: case SNI_BRD_PCI_DESKTOP: case SNI_BRD_PCI_MTOWER_CPLUS: - sni_pcimt_init(); - break; + sni_pcimt_init(); + break; } _machine_restart = sni_machine_restart; pm_power_off = sni_machine_power_off; sni_display_setup(); + sni_console_setup(); } -#if CONFIG_PCI +#ifdef CONFIG_PCI #include <linux/pci.h> #include <video/vga.h> #include <video/cirrus.h> -static void __devinit quirk_cirrus_ram_size(struct pci_dev *dev) +static void quirk_cirrus_ram_size(struct pci_dev *dev) { u16 cmd; @@ -108,16 +248,16 @@ static void __devinit quirk_cirrus_ram_size(struct pci_dev *dev) */ pci_read_config_word(dev, PCI_COMMAND, &cmd); if ((cmd & (PCI_COMMAND_IO|PCI_COMMAND_MEMORY)) - == (PCI_COMMAND_IO|PCI_COMMAND_MEMORY)) { - vga_wseq(NULL, CL_SEQR6, 0x12); /* unlock all extension registers */ + == (PCI_COMMAND_IO|PCI_COMMAND_MEMORY)) { + vga_wseq(NULL, CL_SEQR6, 0x12); /* unlock all extension registers */ vga_wseq(NULL, CL_SEQRF, 0x18); } } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5434_8, - quirk_cirrus_ram_size); + quirk_cirrus_ram_size); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5436, - quirk_cirrus_ram_size); + quirk_cirrus_ram_size); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5446, - quirk_cirrus_ram_size); + quirk_cirrus_ram_size); #endif |