diff options
author | Roman Yeryomin <roman@advem.lv> | 2013-05-17 20:40:24 +0300 |
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committer | Roman Yeryomin <roman@advem.lv> | 2013-05-17 20:40:24 +0300 |
commit | e6d87036412b952cb083eff2dc716aee97a771f2 (patch) | |
tree | 273dd3daaa85553832d3cc6d48276229dc7fbe09 /target/linux/realtek/files/arch/rlx/bsp_rtl8196c/kgdb.c | |
parent | a18fec42221baa52fff4c5ffd45ec8f32e3add36 (diff) |
Move to rsdk 3.2.4. Compiles cleanly.
Signed-off-by: Roman Yeryomin <roman@advem.lv>
Diffstat (limited to 'target/linux/realtek/files/arch/rlx/bsp_rtl8196c/kgdb.c')
-rw-r--r-- | target/linux/realtek/files/arch/rlx/bsp_rtl8196c/kgdb.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/target/linux/realtek/files/arch/rlx/bsp_rtl8196c/kgdb.c b/target/linux/realtek/files/arch/rlx/bsp_rtl8196c/kgdb.c new file mode 100644 index 000000000..93960b21f --- /dev/null +++ b/target/linux/realtek/files/arch/rlx/bsp_rtl8196c/kgdb.c @@ -0,0 +1,81 @@ +/* + * Realtek semiconductor Corp. + * + * arch/rlx/rlxocp/kgdb.c: + * Kernel debugging on the rtl5739. + * + * Tony Wu (tonywu@realtek.com.tw) + * Dec. 7, 2007 + */ +#include <asm/system.h> +#include <asm/tx3912.h> + +static int remoteDebugInitialized = 0; + +void debugInit(void) +{ +/* + * If low-level debugging (before GDB or console operational) is + * configured, then we do not need to re-initialize the UART. + */ +#ifndef CONFIG_DEBUG_LL +// earlyInitUartPR31700(); +#endif +} + +char getDebugChar(void) +{ + char buf; + unsigned long int2, flags; + + if (!remoteDebugInitialized) { + debugInit(); + remoteDebugInitialized = 1; + } + + save_and_cli(flags); + + int2 = IntEnable2; + + IntEnable2 = 0; + + while (!(UartA_Ctrl1 & UART_RX_HOLD_FULL)); + + buf = UartA_Data; + + IntEnable2 = int2; + + restore_flags(flags); + + return buf; +} + +int putDebugChar(char c) +{ + int i; + unsigned long int2; + + if (!remoteDebugInitialized) { + debugInit(); + remoteDebugInitialized = 1; + } + + int2 = IntEnable2; + + IntEnable2 &= + ~(INT2_UARTATXINT | INT2_UARTATXOVERRUN | INT2_UARTAEMPTY); + + for (i = 0; !(IntStatus2 & INT2_UARTATXINT) && (i < 10000); i++); + + IntClear2 = INT2_UARTATXINT | INT2_UARTATXOVERRUN | INT2_UARTAEMPTY; + + UartA_Data = c; + + for (i = 0; !(IntStatus2 & INT2_UARTATXINT) && (i < 10000); i++); + + IntClear2 = INT2_UARTATXINT | INT2_UARTATXOVERRUN | INT2_UARTAEMPTY; + + IntEnable2 = int2; + + return 1; +} |