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>
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@@ -8,7 +8,43 @@ typedef struct bitbang_i2c_interface bitbang_i2c_interface;
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#define BITBANG_I2C_SDA 0
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#define BITBANG_I2C_SCL 1
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bitbang_i2c_interface *bitbang_i2c_init(I2CBus *bus);
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typedef enum bitbang_i2c_state {
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STOPPED = 0,
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SENDING_BIT7,
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SENDING_BIT6,
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SENDING_BIT5,
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SENDING_BIT4,
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SENDING_BIT3,
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SENDING_BIT2,
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SENDING_BIT1,
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SENDING_BIT0,
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WAITING_FOR_ACK,
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RECEIVING_BIT7,
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RECEIVING_BIT6,
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RECEIVING_BIT5,
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RECEIVING_BIT4,
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RECEIVING_BIT3,
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RECEIVING_BIT2,
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RECEIVING_BIT1,
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RECEIVING_BIT0,
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SENDING_ACK,
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SENT_NACK
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} bitbang_i2c_state;
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struct bitbang_i2c_interface {
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I2CBus *bus;
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bitbang_i2c_state state;
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int last_data;
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int last_clock;
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int device_out;
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uint8_t buffer;
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int current_addr;
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};
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/**
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* bitbang_i2c_init: in-place initialize the bitbang_i2c_interface struct
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*/
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void bitbang_i2c_init(bitbang_i2c_interface *s, I2CBus *bus);
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int bitbang_i2c_set(bitbang_i2c_interface *i2c, int line, int level);
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#endif
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@@ -41,7 +41,7 @@ typedef struct PPC4xxI2CState {
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I2CBus *bus;
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qemu_irq irq;
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MemoryRegion iomem;
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bitbang_i2c_interface *bitbang;
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bitbang_i2c_interface bitbang;
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int mdidx;
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uint8_t mdata[4];
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uint8_t lmadr;
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