diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/powerpc/boot/planetcore.c')
-rw-r--r-- | ANDROID_3.4.5/arch/powerpc/boot/planetcore.c | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/ANDROID_3.4.5/arch/powerpc/boot/planetcore.c b/ANDROID_3.4.5/arch/powerpc/boot/planetcore.c deleted file mode 100644 index 0d8558a4..00000000 --- a/ANDROID_3.4.5/arch/powerpc/boot/planetcore.c +++ /dev/null @@ -1,166 +0,0 @@ -/* - * PlanetCore configuration data support functions - * - * Author: Scott Wood <scottwood@freescale.com> - * - * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include "stdio.h" -#include "stdlib.h" -#include "ops.h" -#include "planetcore.h" -#include "io.h" - -/* PlanetCore passes information to the OS in the form of - * a table of key=value strings, separated by newlines. - * - * The list is terminated by an empty string (i.e. two - * consecutive newlines). - * - * To make it easier to parse, we first convert all the - * newlines into null bytes. - */ - -void planetcore_prepare_table(char *table) -{ - do { - if (*table == '\n') - *table = 0; - - table++; - } while (*(table - 1) || *table != '\n'); - - *table = 0; -} - -const char *planetcore_get_key(const char *table, const char *key) -{ - int keylen = strlen(key); - - do { - if (!strncmp(table, key, keylen) && table[keylen] == '=') - return table + keylen + 1; - - table += strlen(table) + 1; - } while (strlen(table) != 0); - - return NULL; -} - -int planetcore_get_decimal(const char *table, const char *key, u64 *val) -{ - const char *str = planetcore_get_key(table, key); - if (!str) - return 0; - - *val = strtoull(str, NULL, 10); - return 1; -} - -int planetcore_get_hex(const char *table, const char *key, u64 *val) -{ - const char *str = planetcore_get_key(table, key); - if (!str) - return 0; - - *val = strtoull(str, NULL, 16); - return 1; -} - -static u64 mac_table[4] = { - 0x000000000000, - 0x000000800000, - 0x000000400000, - 0x000000c00000, -}; - -void planetcore_set_mac_addrs(const char *table) -{ - u8 addr[4][6]; - u64 int_addr; - u32 i; - int j; - - if (!planetcore_get_hex(table, PLANETCORE_KEY_MAC_ADDR, &int_addr)) - return; - - for (i = 0; i < 4; i++) { - u64 this_dev_addr = (int_addr & ~0x000000c00000) | - mac_table[i]; - - for (j = 5; j >= 0; j--) { - addr[i][j] = this_dev_addr & 0xff; - this_dev_addr >>= 8; - } - - dt_fixup_mac_address(i, addr[i]); - } -} - -static char prop_buf[MAX_PROP_LEN]; - -void planetcore_set_stdout_path(const char *table) -{ - char *path; - const char *label; - void *node, *chosen; - - label = planetcore_get_key(table, PLANETCORE_KEY_SERIAL_PORT); - if (!label) - return; - - node = find_node_by_prop_value_str(NULL, "linux,planetcore-label", - label); - if (!node) - return; - - path = get_path(node, prop_buf, MAX_PROP_LEN); - if (!path) - return; - - chosen = finddevice("/chosen"); - if (!chosen) - chosen = create_node(NULL, "chosen"); - if (!chosen) - return; - - setprop_str(chosen, "linux,stdout-path", path); -} - -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); -} |