static void platform_fixups(void) { u64 val; void *nvrtc; dt_fixup_memory(0, mem_size); planetcore_set_mac_addrs(table); if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) { printf("No PlanetCore crystal frequency key.\r\n"); return; } ibm405gp_fixup_clocks(val, 0xa8c000); ibm4xx_quiesce_eth((u32 *)0xef600800, NULL); ibm4xx_fixup_ebc_ranges("/plb/ebc"); if (!planetcore_get_decimal(table, PLANETCORE_KEY_KB_NVRAM, &val)) { printf("No PlanetCore NVRAM size key.\r\n"); return; } nvrtc = finddevice("/plb/ebc/nvrtc@4,200000"); if (nvrtc != NULL) { u32 reg[3] = { 4, 0x200000, 0}; getprop(nvrtc, "reg", reg, 3); reg[2] = (val << 10) & 0xffffffff; setprop(nvrtc, "reg", reg, 3); } }
void planetcore_set_serial_speed(const char *table) { void *chosen, *stdout; u64 baud; u32 baud32; int len; chosen = finddevice("/chosen"); if (!chosen) return; len = getprop(chosen, "linux,stdout-path", prop_buf, MAX_PROP_LEN); if (len <= 0) return; stdout = finddevice(prop_buf); if (!stdout) { printf("planetcore_set_serial_speed: " "Bad /chosen/linux,stdout-path.\r\n"); return; } if (!planetcore_get_decimal(table, PLANETCORE_KEY_SERIAL_BAUD, &baud)) { printf("planetcore_set_serial_speed: No SB tag.\r\n"); return; } baud32 = baud; setprop(stdout, "current-speed", &baud32, 4); }
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, unsigned long r7) { table = (char *)r3; planetcore_prepare_table(table); if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size)) return; mem_size *= 1024 * 1024; simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64); fdt_init(_dtb_start); planetcore_set_stdout_path(table); serial_console_init(); platform_ops.fixups = platform_fixups; }