diff options
Diffstat (limited to 'cf-fsi-test.c')
| -rw-r--r-- | cf-fsi-test.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/cf-fsi-test.c b/cf-fsi-test.c index 56e8a8f..059ce68 100644 --- a/cf-fsi-test.c +++ b/cf-fsi-test.c @@ -139,6 +139,7 @@ static void *cfmem; #define LAST_ADDR_INVALID 0x1 uint32_t g_last_addr; +bool trace_enabled; static void open_mem(void) { @@ -438,7 +439,7 @@ static void dump_stuff(void) ntohl(readl(sysreg + SRAM_BASE + RSP_DATA)), ntohl(readl(sysreg + SRAM_BASE + INT_CNT))); - for (i = 0; i < 128; i++) { + for (i = 0; trace_enabled && i < 128; i++) { printf("%02x ", readb(sysreg + SRAM_BASE + TRACEBUF + i)); if ((i % 16) == 15) printf("\n"); @@ -620,23 +621,25 @@ int main(int argc, char *argv[]) gpio_source_cf(); - /* Mark command invalid and clear sram */ - // writel(0xffffffff, sysreg + SRAM_BASE + CMD_REG); - memset(sysreg + SRAM_BASE, 0xff, 0x1000); + /* Clear SRAM */ + memset(sysreg + SRAM_BASE, 0x00, 0x1000); + dsb(); /* Start ColdFire */ start_cf(); - /* Wait for ack */ + /* Wait for ack API version register*/ do { - val = readb(sysreg + SRAM_BASE + STAT_REG); - } while (val != 0x80); - writeb(0, sysreg + SRAM_BASE + STAT_REG); + val = readb(sysreg + SRAM_BASE + API_VERS_REG); + } while (val == 0x00); - printf("CMD:%08x STAT:%02x INT: %08x\n", - ntohl(readl(sysreg + SRAM_BASE + CMD_REG)), - readb(sysreg + SRAM_BASE + STAT_REG), - ntohl(readl(sysreg + SRAM_BASE + INT_CNT))); + trace_enabled = !!(val & API_VERSION_TRACE_EN); + + printf("SYS_SIG=%.4x FW_VERSION=%d API_VERSION=%d (trace %s)\n", + ntohs(readw(sysreg + SRAM_BASE + SYS_SIG_REG)), + readb(sysreg + SRAM_BASE + FW_VERS_REG), + val & API_VERSION_MASK, + trace_enabled ? "enabled" : "disabled"); /* Configure echo & send delay */ writeb(16, sysreg + SRAM_BASE + ECHO_DLY_REG); |
