diff options
| author | Alistair Francis <alistair.francis@wdc.com> | 2021-06-18 17:28:01 +1000 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2021-06-24 05:00:13 -0700 |
| commit | 3ef6434409c575e11faf537ce50ca05426c78940 (patch) | |
| tree | 7ba7965bfd874cbbf235135e959f2f54f2880201 /include/hw | |
| parent | df41cbd6bfa55dc3e69834f4402dbf776062c26e (diff) | |
hw/riscv: OpenTitan: Connect the mtime and mtimecmp timer
Connect the Ibex timer to the OpenTitan machine. The timer can trigger
the RISC-V MIE interrupt as well as a custom device interrupt.
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-id: 5e7f4e9b4537f863bcb8db1264b840b56ef2a929.1624001156.git.alistair.francis@wdc.com
Diffstat (limited to 'include/hw')
| -rw-r--r-- | include/hw/riscv/opentitan.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/hw/riscv/opentitan.h b/include/hw/riscv/opentitan.h index aab9bc9245..86cceef698 100644 --- a/include/hw/riscv/opentitan.h +++ b/include/hw/riscv/opentitan.h @@ -22,6 +22,7 @@ #include "hw/riscv/riscv_hart.h" #include "hw/intc/ibex_plic.h" #include "hw/char/ibex_uart.h" +#include "hw/timer/ibex_timer.h" #include "qom/object.h" #define TYPE_RISCV_IBEX_SOC "riscv.lowrisc.ibex.soc" @@ -35,6 +36,7 @@ struct LowRISCIbexSoCState { RISCVHartArrayState cpus; IbexPlicState plic; IbexUartState uart; + IbexTimerState timer; MemoryRegion flash_mem; MemoryRegion rom; @@ -57,7 +59,7 @@ enum { IBEX_DEV_SPI, IBEX_DEV_I2C, IBEX_DEV_PATTGEN, - IBEX_DEV_RV_TIMER, + IBEX_DEV_TIMER, IBEX_DEV_SENSOR_CTRL, IBEX_DEV_OTP_CTRL, IBEX_DEV_PWRMGR, @@ -82,6 +84,7 @@ enum { }; enum { + IBEX_TIMER_TIMEREXPIRED0_0 = 125, IBEX_UART0_RX_PARITY_ERR_IRQ = 8, IBEX_UART0_RX_TIMEOUT_IRQ = 7, IBEX_UART0_RX_BREAK_ERR_IRQ = 6, |