diff options
Diffstat (limited to 'board/renesas/sh7785lcr/selfcheck.c')
| -rw-r--r-- | board/renesas/sh7785lcr/selfcheck.c | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/board/renesas/sh7785lcr/selfcheck.c b/board/renesas/sh7785lcr/selfcheck.c new file mode 100644 index 0000000..ce0620f --- /dev/null +++ b/board/renesas/sh7785lcr/selfcheck.c @@ -0,0 +1,172 @@ +/* + * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/processor.h> +#include <asm/pci.h> + +#if defined(CONFIG_CPU_32BIT) +#define NOCACHE_OFFSET 0x00000000 +#else +#define NOCACHE_OFFSET 0xa0000000 +#endif +#define PLD_LEDCR (0x04000008 + NOCACHE_OFFSET) +#define PLD_SWSR (0x0400000a + NOCACHE_OFFSET) +#define PLD_VERSR (0x0400000c + NOCACHE_OFFSET) + +#define SM107_DEVICEID (0x13e00060 + NOCACHE_OFFSET) + +static void wait_ms(unsigned long time) +{ + while (time--) + udelay(1000); +} + +static void test_pld(void) +{ + printf("PLD version = %04x\n", readb(PLD_VERSR)); +} + +static void test_sm107(void) +{ + printf("SM107 device ID = %04x\n", readl(SM107_DEVICEID)); +} + +static void test_led(void) +{ + printf("turn on LEDs 3, 5, 7, 9\n"); + writeb(0x55, PLD_LEDCR); + wait_ms(2000); + printf("turn on LEDs 4, 6, 8, 10\n"); + writeb(0xaa, PLD_LEDCR); + wait_ms(2000); + writeb(0x00, PLD_LEDCR); +} + +static void test_dipsw(void) +{ + printf("Please DIPSW set = B'0101\n"); + while (readb(PLD_SWSR) != 0x05) { + if (ctrlc()) + return; + } + printf("Please DIPSW set = B'1010\n"); + while (readb(PLD_SWSR) != 0x0A) { + if (ctrlc()) + return; + } + printf("DIPSW OK\n"); +} + +static void test_net(void) +{ + unsigned long data; + + writel(0x80000000, 0xfe0401c0); + data = readl(0xfe040220); + if (data == 0x816910ec) + printf("Ethernet OK\n"); + else + printf("Ethernet NG, data = %08x\n", (unsigned int)data); +} + +static void test_sata(void) +{ + unsigned long data; + + writel(0x80000800, 0xfe0401c0); + data = readl(0xfe040220); + if (data == 0x35121095) + printf("SATA OK\n"); + else + printf("SATA NG, data = %08x\n", (unsigned int)data); +} + +static void test_pci(void) +{ + writel(0x80001800, 0xfe0401c0); + printf("PCI CN1 ID = %08x\n", readl(0xfe040220)); + + writel(0x80001000, 0xfe0401c0); + printf("PCI CN2 ID = %08x\n", readl(0xfe040220)); +} + +int do_hw_test(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + char *cmd; + + if (argc != 2) { + printf("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + cmd = argv[1]; + switch (cmd[0]) { + case 'a': /* all */ + test_pld(); + test_led(); + test_dipsw(); + test_sm107(); + test_net(); + test_sata(); + test_pci(); + break; + case 'p': /* pld or pci */ + if (cmd[1] == 'l') + test_pld(); + else + test_pci(); + break; + case 'l': /* led */ + test_led(); + break; + case 'd': /* dipsw */ + test_dipsw(); + break; + case 's': /* sm107 or sata */ + if (cmd[1] == 'm') + test_sm107(); + else + test_sata(); + break; + case 'n': /* net */ + test_net(); + break; + default: + printf("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + return 0; +} + +U_BOOT_CMD( + hwtest, 2, 1, do_hw_test, + "hwtest - hardware test for R0P7785LC0011RL board\n", + "\n" + "hwtest all - test all hardware\n" + "hwtest pld - output PLD version\n" + "hwtest led - turn on LEDs\n" + "hwtest dipsw - test DIP switch\n" + "hwtest sm107 - output SM107 version\n" + "hwtest net - check RTL8110 ID\n" + "hwtest sata - check SiI3512 ID\n" + "hwtest pci - output PCI slot device ID\n" +); |