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Author: Øyvind Harboe <oyvind.harboe@zylin.com> 

- Allow target_read/write_buffer of size 0


git-svn-id: svn://svn.berlios.de/openocd/trunk@1870 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
kc8apf 2009-05-21 05:12:32 +00:00
parent 869ef01f3c
commit 4b992717b5
1 changed files with 8 additions and 0 deletions
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8
src/target/target.c
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@ -985,6 +985,10 @@ int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buff
return ERROR_FAIL; return ERROR_FAIL;
} }
if (size == 0) {
return ERROR_OK;
}
if ((address + size - 1) < address) if ((address + size - 1) < address)
{ {
/* GDB can request this when e.g. PC is 0xfffffffc*/ /* GDB can request this when e.g. PC is 0xfffffffc*/
@ -1060,6 +1064,10 @@ int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffe
return ERROR_FAIL; return ERROR_FAIL;
} }
if (size == 0) {
return ERROR_OK;
}
if ((address + size - 1) < address) if ((address + size - 1) < address)
{ {
/* GDB can request this when e.g. PC is 0xfffffffc*/ /* GDB can request this when e.g. PC is 0xfffffffc*/