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hla: add ability to configure read/write buffer size

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Other adapters (TI ICDI) that use this driver can use a larger
read/write buffer size than the original stlink could.

Change-Id: I9beb7748049097cbe29a2340799c450bd74e199d
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/948
Tested-by: jenkins
This commit is contained in:
Spencer Oliver
2012-11-01 11:19:29 +00:00
parent 561984c8f6
commit c7a6f065d2
5 changed files with 18 additions and 7 deletions
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12
src/target/hla_target.c
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@@ -671,11 +671,11 @@ static int adapter_read_memory(struct target *target, uint32_t address,
uint32_t size, uint32_t count,
uint8_t *buffer)
{
struct hl_interface_s *adapter = target_to_adapter(target);
int res;
uint32_t buffer_threshold = 128;
uint32_t buffer_threshold = (adapter->param.max_buffer / 4);
uint32_t addr_increment = 4;
uint32_t c;
struct hl_interface_s *adapter = target_to_adapter(target);
if (!count || !buffer)
return ERROR_COMMAND_SYNTAX_ERROR;
@@ -687,7 +687,7 @@ static int adapter_read_memory(struct target *target, uint32_t address,
*/
if (size != 4) {
count *= size;
buffer_threshold = 64;
buffer_threshold = (adapter->param.max_buffer / 4) / 2;
addr_increment = 1;
}
@@ -719,11 +719,11 @@ static int adapter_write_memory(struct target *target, uint32_t address,
uint32_t size, uint32_t count,
const uint8_t *buffer)
{
struct hl_interface_s *adapter = target_to_adapter(target);
int res;
uint32_t buffer_threshold = 128;
uint32_t buffer_threshold = (adapter->param.max_buffer / 4);
uint32_t addr_increment = 4;
uint32_t c;
struct hl_interface_s *adapter = target_to_adapter(target);
if (!count || !buffer)
return ERROR_COMMAND_SYNTAX_ERROR;
@@ -735,7 +735,7 @@ static int adapter_write_memory(struct target *target, uint32_t address,
*/
if (size != 4) {
count *= size;
buffer_threshold = 64;
buffer_threshold = (adapter->param.max_buffer / 4) / 2;
addr_increment = 1;
}