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Add code to write rom of the OSTC3

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This is how you transfer a new firmware to the OSTC3.

This code is inspired by JeanDo ostc-companion.

Reviewed-by: Jef Driesen <jef@libdivecomputer.org>
Signed-off-by: Anton Lundin <glance@acc.umu.se>
This commit is contained in:
Anton Lundin 2014-11-09 19:44:10 +01:00 committed by Jef Driesen
parent 6322e96268
commit 543ddca8a2
1 changed files with 16 additions and 0 deletions
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16
src/hw_ostc3.c
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@ -53,6 +53,7 @@
#define RB_LOGBOOK_COUNT 256
#define S_BLOCK_READ 0x20
#define S_BLOCK_WRITE 0x30
#define S_ERASE 0x42
#define S_READY 0x4C
#define READY 0x4D
@ -901,3 +902,18 @@ hw_ostc3_firmware_block_read (hw_ostc3_device_t *device, unsigned int addr, unsi
return hw_ostc3_transfer (device, NULL, S_BLOCK_READ, buffer, sizeof (buffer), block, block_size);
}
static dc_status_t
hw_ostc3_firmware_block_write (hw_ostc3_device_t *device, unsigned int addr, unsigned char block[], unsigned int block_size)
{
unsigned char buffer[3 + SZ_FIRMWARE_BLOCK];
// We currenty only support writing max SZ_FIRMWARE_BLOCK sized blocks.
if (block_size > SZ_FIRMWARE_BLOCK)
return DC_STATUS_INVALIDARGS;
array_uint24_be_set (buffer, addr);
memcpy (buffer + 3, block, block_size);
return hw_ostc3_transfer (device, NULL, S_BLOCK_WRITE, buffer, 3 + block_size, NULL, 0);
}