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| author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2018-03-15 12:11:41 -0700 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-03-19 18:23:24 +0000 |
| commit | 46d3fb634cb0e44c6cf0ed3a996d6996f3818c2d (patch) | |
| tree | 0df97f413517fd02b42863d096af23199b5c4eb2 /include/hw/char/imx_serial.h | |
| parent | 824e4a12f3de76d3efb3229027a04c1fd69244d5 (diff) | |
| download | focaccia-qemu-46d3fb634cb0e44c6cf0ed3a996d6996f3818c2d.tar.gz focaccia-qemu-46d3fb634cb0e44c6cf0ed3a996d6996f3818c2d.zip | |
char: i.MX: Add support for "TX complete" interrupt
Add support for "TX complete"/TXDC interrupt generate by real HW since it is needed to support guests other than Linux. Based on the patch by Bill Paul as found here: https://bugs.launchpad.net/qemu/+bug/1753314 Cc: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Cc: Bill Paul <wpaul@windriver.com> Cc: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Bill Paul <wpaul@windriver.com> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Message-id: 20180315191141.6789-2-andrew.smirnov@gmail.com Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/char/imx_serial.h')
| -rw-r--r-- | include/hw/char/imx_serial.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/hw/char/imx_serial.h b/include/hw/char/imx_serial.h index baeec3183f..5b99cee7cf 100644 --- a/include/hw/char/imx_serial.h +++ b/include/hw/char/imx_serial.h @@ -67,6 +67,8 @@ #define UCR2_RXEN (1<<1) /* Receiver enable */ #define UCR2_SRST (1<<0) /* Reset complete */ +#define UCR4_TCEN BIT(3) /* TX complete interrupt enable */ + #define UTS1_TXEMPTY (1<<6) #define UTS1_RXEMPTY (1<<5) #define UTS1_TXFULL (1<<4) @@ -95,6 +97,7 @@ typedef struct IMXSerialState { uint32_t ubmr; uint32_t ubrc; uint32_t ucr3; + uint32_t ucr4; qemu_irq irq; CharBackend chr; |