diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2019-07-03 22:57:56 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2019-07-03 22:57:56 +0100 |
| commit | f0577c616cde85f8bc06da2b2db705ca2fffae49 (patch) | |
| tree | a38e6cd56dbb716067c44348182b0146ce8f1b1e /include | |
| parent | c204e342e861c83143c150ec9e7430bef29eebe4 (diff) | |
| parent | 0a87fd693d4e955a6877a2166b65bb7b7192aaaa (diff) | |
Merge remote-tracking branch 'remotes/kraxel/tags/vga-20190703-pull-request' into staging
vga: virtio fixes, bitbang i2c asan fix, install ati vgabios.
# gpg: Signature made Wed 03 Jul 2019 09:53:44 BST
# gpg: using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138
* remotes/kraxel/tags/vga-20190703-pull-request:
Add ati vgabios to INSTALL_BLOBS.
hw/i2c/bitbang_i2c: Use in-place rather than malloc'd bitbang_i2c_interface struct
virtio-gpu: check if the resource already exists in virtio_gpu_load()
virtio-gpu: fix unmap in error path
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/i2c/bitbang_i2c.h | 38 | ||||
| -rw-r--r-- | include/hw/i2c/ppc4xx_i2c.h | 2 |
2 files changed, 38 insertions, 2 deletions
diff --git a/include/hw/i2c/bitbang_i2c.h b/include/hw/i2c/bitbang_i2c.h index 3a7126d5de..92334e9016 100644 --- a/include/hw/i2c/bitbang_i2c.h +++ b/include/hw/i2c/bitbang_i2c.h @@ -8,7 +8,43 @@ typedef struct bitbang_i2c_interface bitbang_i2c_interface; #define BITBANG_I2C_SDA 0 #define BITBANG_I2C_SCL 1 -bitbang_i2c_interface *bitbang_i2c_init(I2CBus *bus); +typedef enum bitbang_i2c_state { + STOPPED = 0, + SENDING_BIT7, + SENDING_BIT6, + SENDING_BIT5, + SENDING_BIT4, + SENDING_BIT3, + SENDING_BIT2, + SENDING_BIT1, + SENDING_BIT0, + WAITING_FOR_ACK, + RECEIVING_BIT7, + RECEIVING_BIT6, + RECEIVING_BIT5, + RECEIVING_BIT4, + RECEIVING_BIT3, + RECEIVING_BIT2, + RECEIVING_BIT1, + RECEIVING_BIT0, + SENDING_ACK, + SENT_NACK +} bitbang_i2c_state; + +struct bitbang_i2c_interface { + I2CBus *bus; + bitbang_i2c_state state; + int last_data; + int last_clock; + int device_out; + uint8_t buffer; + int current_addr; +}; + +/** + * bitbang_i2c_init: in-place initialize the bitbang_i2c_interface struct + */ +void bitbang_i2c_init(bitbang_i2c_interface *s, I2CBus *bus); int bitbang_i2c_set(bitbang_i2c_interface *i2c, int line, int level); #endif diff --git a/include/hw/i2c/ppc4xx_i2c.h b/include/hw/i2c/ppc4xx_i2c.h index 8437bf070b..f6f837fbec 100644 --- a/include/hw/i2c/ppc4xx_i2c.h +++ b/include/hw/i2c/ppc4xx_i2c.h @@ -41,7 +41,7 @@ typedef struct PPC4xxI2CState { I2CBus *bus; qemu_irq irq; MemoryRegion iomem; - bitbang_i2c_interface *bitbang; + bitbang_i2c_interface bitbang; int mdidx; uint8_t mdata[4]; uint8_t lmadr; |