X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fmips%2Fpmc-sierra%2Fyosemite%2Fsetup.c;h=dfa9cd0ed557c4a6dc65ec75a575374da951149d;hb=9bf4aaab3e101692164d49b7ca357651eb691cb6;hp=43795a8415dfd54cad7238e959f4c63ca39b3616;hpb=db216c3d5e4c040e557a50f8f5d35d5c415e8c1c;p=linux-2.6.git diff --git a/arch/mips/pmc-sierra/yosemite/setup.c b/arch/mips/pmc-sierra/yosemite/setup.c index 43795a841..dfa9cd0ed 100644 --- a/arch/mips/pmc-sierra/yosemite/setup.c +++ b/arch/mips/pmc-sierra/yosemite/setup.c @@ -1,6 +1,4 @@ /* - * arch/mips/pmc-sierra/yosemite/setup.c - * * Copyright (C) 2003 PMC-Sierra Inc. * Author: Manish Lachwani (lachwani@pmc-sierra.com) * @@ -24,19 +22,18 @@ * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. */ - +#include #include #include #include -#include #include +#include #include #include #include #include -#include #include -#include + #include #include #include @@ -46,36 +43,46 @@ #include #include #include -#include -#include -#include +#include +#include +#include +#include +#include +#include +#include #include "setup.h" +unsigned char titan_ge_mac_addr_base[6] = { + 0x00, 0x03, 0xcc, 0x1d, 0x22, 0x00 +}; + unsigned long cpu_clock; unsigned long yosemite_base; -void __init bus_error_init(void) -{ - /* Do nothing */ +void __init bus_error_init(void) +{ + /* Do nothing */ } unsigned long m48t37y_get_time(void) { - unsigned char *rtc_base = YOSEMITE_RTC_BASE; - unsigned int year, month, day, hour, min, sec; + //unsigned char *rtc_base = (unsigned char *) YOSEMITE_RTC_BASE; + unsigned char *rtc_base = (unsigned char *) 0xfc000000UL; + unsigned int year, month, day, hour, min, sec; +return; /* Stop the update to the time */ rtc_base[0x7ff8] = 0x40; - year = CONV_BCD_TO_BIN(rtc_base[0x7fff]); - year += CONV_BCD_TO_BIN(rtc_base[0x7fff1]) * 100; + year = BCD2BIN(rtc_base[0x7fff]); + year += BCD2BIN(rtc_base[0x7fff1]) * 100; - month = CONV_BCD_TO_BIN(rtc_base[0x7ffe]); - day = CONV_BCD_TO_BIN(rtc_base[0x7ffd]); - hour = CONV_BCD_TO_BIN(rtc_base[0x7ffb]); - min = CONV_BCD_TO_BIN(rtc_base[0x7ffa]); - sec = CONV_BCD_TO_BIN(rtc_base[0x7ff9]); + month = BCD2BIN(rtc_base[0x7ffe]); + day = BCD2BIN(rtc_base[0x7ffd]); + hour = BCD2BIN(rtc_base[0x7ffb]); + min = BCD2BIN(rtc_base[0x7ffa]); + sec = BCD2BIN(rtc_base[0x7ff9]); /* Start the update to the time again */ rtc_base[0x7ff8] = 0x00; @@ -85,83 +92,119 @@ unsigned long m48t37y_get_time(void) int m48t37y_set_time(unsigned long sec) { - unsigned char *rtc_base = YOSEMITE_RTC_BASE; - unsigned int year, month, day, hour, min, sec; - - struct rtc_time tm; + unsigned char *rtc_base = (unsigned char *) YOSEMITE_RTC_BASE; + struct rtc_time tm; +return; - /* convert to a more useful format -- note months count from 0 */ - to_tm(sec, &tm); - tm.tm_mon += 1; + /* convert to a more useful format -- note months count from 0 */ + to_tm(sec, &tm); + tm.tm_mon += 1; - /* enable writing */ - rtc_base[0x7ff8] = 0x80; + /* enable writing */ + rtc_base[0x7ff8] = 0x80; - /* year */ - rtc_base[0x7fff] = CONV_BIN_TO_BCD(tm.tm_year % 100); - rtc_base[0x7ff1] = CONV_BIN_TO_BCD(tm.tm_year / 100); + /* year */ + rtc_base[0x7fff] = BIN2BCD(tm.tm_year % 100); + rtc_base[0x7ff1] = BIN2BCD(tm.tm_year / 100); - /* month */ - rtc_base[0x7ffe] = CONV_BIN_TO_BCD(tm.tm_mon); + /* month */ + rtc_base[0x7ffe] = BIN2BCD(tm.tm_mon); - /* day */ - rtc_base[0x7ffd] = CONV_BIN_TO_BCD(tm.tm_mday); + /* day */ + rtc_base[0x7ffd] = BIN2BCD(tm.tm_mday); - /* hour/min/sec */ - rtc_base[0x7ffb] = CONV_BIN_TO_BCD(tm.tm_hour); - rtc_base[0x7ffa] = CONV_BIN_TO_BCD(tm.tm_min); - rtc_base[0x7ff9] = CONV_BIN_TO_BCD(tm.tm_sec); + /* hour/min/sec */ + rtc_base[0x7ffb] = BIN2BCD(tm.tm_hour); + rtc_base[0x7ffa] = BIN2BCD(tm.tm_min); + rtc_base[0x7ff9] = BIN2BCD(tm.tm_sec); - /* day of week -- not really used, but let's keep it up-to-date */ - rtc_base[0x7ffc] = CONV_BIN_TO_BCD(tm.tm_wday + 1); + /* day of week -- not really used, but let's keep it up-to-date */ + rtc_base[0x7ffc] = BIN2BCD(tm.tm_wday + 1); - /* disable writing */ - rtc_base[0x7ff8] = 0x00; + /* disable writing */ + rtc_base[0x7ff8] = 0x00; - return 0; + return 0; } void yosemite_timer_setup(struct irqaction *irq) { - setup_irq(6, irq); + setup_irq(7, irq); } void yosemite_time_init(void) { - mips_counter_frequency = cpu_clock / 2; board_timer_setup = yosemite_timer_setup; + mips_hpt_frequency = cpu_clock / 2; rtc_get_time = m48t37y_get_time; rtc_set_time = m48t37y_set_time; } +unsigned long uart_base = 0xfd000000L; + +/* No other usable initialization hook than this ... */ +extern void (*late_time_init)(void); + +unsigned long ocd_base; + +EXPORT_SYMBOL(ocd_base); + +/* + * Common setup before any secondaries are started + */ + +#define TITAN_UART_CLK 3686400 +#define TITAN_SERIAL_BASE_BAUD (TITAN_UART_CLK / 16) +#define TITAN_SERIAL_IRQ 4 +#define TITAN_SERIAL_BASE 0xfd000008UL + +static void __init py_map_ocd(void) +{ + struct uart_port up; + + /* + * Not specifically interrupt stuff but in case of SMP core_send_ipi + * needs this first so I'm mapping it here ... + */ + ocd_base = (unsigned long) ioremap(OCD_BASE, OCD_SIZE); + if (!ocd_base) + panic("Mapping OCD failed - game over. Your score is 0."); + + /* + * Register to interrupt zero because we share the interrupt with + * the serial driver which we don't properly support yet. + */ + memset(&up, 0, sizeof(up)); + up.membase = (unsigned char *) ioremap(TITAN_SERIAL_BASE, 8); + up.irq = TITAN_SERIAL_IRQ; + up.uartclk = TITAN_UART_CLK; + up.regshift = 0; + up.iotype = UPIO_MEM; + up.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST; + up.line = 0; + + if (early_serial_setup(&up)) + printk(KERN_ERR "Early serial init of port 0 failed\n"); +} + static int __init pmc_yosemite_setup(void) { - unsigned long val = 0; + extern void pmon_smp_bootstrap(void); - printk("PMC-Sierra Yosemite Board Setup \n"); board_time_init = yosemite_time_init; + late_time_init = py_map_ocd; /* Add memory regions */ add_memory_region(0x00000000, 0x10000000, BOOT_MEM_RAM); - add_memory_region(0x10000000, 0x10000000, BOOT_MEM_RAM); - - /* Setup the HT controller */ - val = *(volatile uint32_t *)(HYPERTRANSPORT_CONFIG_REG); - val |= HYPERTRANSPORT_ENABLE; - *(volatile uint32_t *)(HYPERTRANSPORT_CONFIG_REG) = val; - - /* Set the BAR. Shifted mode */ - *(volatile uint32_t *)(HYPERTRANSPORT_BAR0_REG) = HYPERTRANSPORT_BAR0_ADDR; - *(volatile uint32_t *)(HYPERTRANSPORT_SIZE0_REG) = HYPERTRANSPORT_SIZE0; -#ifdef CONFIG_PCI - ioport_resource.start = 0xe0000000; - ioport_resource.end = 0xe0000000 + 0x20000000 - 1; - iomem_resource.start = 0xc0000000; - iomem_resource.end = 0xc0000000 + 0x20000000 - 1; +#if 0 /* XXX Crash ... */ + OCD_WRITE(RM9000x2_OCD_HTSC, + OCD_READ(RM9000x2_OCD_HTSC) | HYPERTRANSPORT_ENABLE); - pci_scan_bus(0, &titan_pci_ops, NULL); + /* Set the BAR. Shifted mode */ + OCD_WRITE(RM9000x2_OCD_HTBAR0, HYPERTRANSPORT_BAR0_ADDR); + OCD_WRITE(RM9000x2_OCD_HTMASK0, HYPERTRANSPORT_SIZE0); #endif return 0;