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| author | Stefan Berger <stefanb@linux.ibm.com> | 2023-03-31 13:30:49 -0400 |
|---|---|---|
| committer | Stefan Berger <stefanb@linux.ibm.com> | 2023-04-20 08:17:15 -0400 |
| commit | f0de635677f264f79c8f85389e6203e32c423351 (patch) | |
| tree | 00aac0047936fa4c2d97dc3e0f1d2e584a54e192 /include/hw | |
| parent | c3d58a7a26ffbf2ac54ed6d7a3a83f2a7af7159b (diff) | |
| download | qemu-f0de635677f264f79c8f85389e6203e32c423351.zip qemu-f0de635677f264f79c8f85389e6203e32c423351.tar.gz qemu-f0de635677f264f79c8f85389e6203e32c423351.tar.bz2 | |
qtest: Add functions for accessing devices on Aspeed I2C controller
Add read and write functions for accessing registers of I2C devices
connected to the Aspeed I2C controller.
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Ninad Palsule <ninad@linux.ibm.com>
Acked-by: Thomas Huth <thuth@redhat.com>
Message-id: 20230331173051.3857801-2-stefanb@linux.ibm.com
Diffstat (limited to 'include/hw')
| -rw-r--r-- | include/hw/i2c/aspeed_i2c.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/hw/i2c/aspeed_i2c.h b/include/hw/i2c/aspeed_i2c.h index adc904d..51c944e 100644 --- a/include/hw/i2c/aspeed_i2c.h +++ b/include/hw/i2c/aspeed_i2c.h @@ -38,6 +38,13 @@ OBJECT_DECLARE_TYPE(AspeedI2CState, AspeedI2CClass, ASPEED_I2C) #define ASPEED_I2C_OLD_NUM_REG 11 #define ASPEED_I2C_NEW_NUM_REG 22 +#define A_I2CD_M_STOP_CMD BIT(5) +#define A_I2CD_M_RX_CMD BIT(3) +#define A_I2CD_M_TX_CMD BIT(1) +#define A_I2CD_M_START_CMD BIT(0) + +#define A_I2CD_MASTER_EN BIT(0) + /* Tx State Machine */ #define I2CD_TX_STATE_MASK 0xf #define I2CD_IDLE 0x0 |