From 92bae0b1df2607b6b1ab550f3e1afbdd1517aea4 Mon Sep 17 00:00:00 2001 From: zwelch Date: Thu, 7 May 2009 00:58:38 +0000 Subject: [PATCH] Fix pointer cast alignment warnings in arm_adi_v5.c git-svn-id: svn://svn.berlios.de/openocd/trunk@1627 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/target/arm_adi_v5.c | 33 ++++++++++++++++++--------------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/src/target/arm_adi_v5.c b/src/target/arm_adi_v5.c index e90569937..ec62f12fa 100644 --- a/src/target/arm_adi_v5.c +++ b/src/target/arm_adi_v5.c @@ -45,6 +45,7 @@ #include "log.h" #include "time_support.h" #include +#include /* * Transaction Mode: @@ -448,7 +449,6 @@ int mem_ap_write_atomic_u32(swjdp_common_t *swjdp, u32 address, u32 value) *****************************************************************************/ int mem_ap_write_buf_u32(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address) { - u32 outvalue; int wcount, blocksize, writecount, errorcount = 0, retval = ERROR_OK; u32 adr = address; u8* pBuffer = buffer; @@ -464,7 +464,8 @@ int mem_ap_write_buf_u32(swjdp_common_t *swjdp, u8 *buffer, int count, u32 addre for (writecount = 0; writecount < count; writecount++) { int i; - outvalue = *((u32*)pBuffer); + u32 outvalue; + memcpy(&outvalue, pBuffer, sizeof(u32)); for (i = 0; i < 4; i++ ) { @@ -472,7 +473,7 @@ int mem_ap_write_buf_u32(swjdp_common_t *swjdp, u8 *buffer, int count, u32 addre outvalue >>= 8; adr++; } - pBuffer += 4; + pBuffer += sizeof(u32); } } @@ -517,7 +518,6 @@ int mem_ap_write_buf_u32(swjdp_common_t *swjdp, u8 *buffer, int count, u32 addre int mem_ap_write_buf_packed_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address) { - u32 outvalue; int retval = ERROR_OK; int wcount, blocksize, writecount, i; @@ -558,7 +558,8 @@ int mem_ap_write_buf_packed_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u3 } else { - outvalue = *((u32*)buffer); + u32 outvalue; + memcpy(&outvalue, buffer, sizeof(u32)); for (i = 0; i < nbytes; i++ ) { @@ -567,7 +568,7 @@ int mem_ap_write_buf_packed_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u3 address++; } - outvalue = *((u32*)buffer); + memcpy(&outvalue, buffer, sizeof(u32)); dap_ap_write_reg_u32(swjdp, AP_REG_DRW, outvalue); if (swjdp_transaction_endcheck(swjdp) != ERROR_OK) { @@ -588,7 +589,6 @@ int mem_ap_write_buf_packed_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u3 int mem_ap_write_buf_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address) { - u32 outvalue; int retval = ERROR_OK; if (count >= 4) @@ -599,7 +599,9 @@ int mem_ap_write_buf_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u32 addre while (count > 0) { dap_setup_accessport(swjdp, CSW_16BIT | CSW_ADDRINC_SINGLE, address); - outvalue = *((u16*)buffer) << 8 * (address & 0x3); + u16 svalue; + memcpy(&svalue, buffer, sizeof(u16)); + u32 outvalue = (u32)svalue << 8 * (address & 0x3); dap_ap_write_reg_u32(swjdp, AP_REG_DRW, outvalue ); retval = swjdp_transaction_endcheck(swjdp); count -= 2; @@ -612,7 +614,6 @@ int mem_ap_write_buf_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u32 addre int mem_ap_write_buf_packed_u8(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address) { - u32 outvalue; int retval = ERROR_OK; int wcount, blocksize, writecount, i; @@ -649,7 +650,8 @@ int mem_ap_write_buf_packed_u8(swjdp_common_t *swjdp, u8 *buffer, int count, u32 } else { - outvalue = *((u32*)buffer); + u32 outvalue; + memcpy(&outvalue, buffer, sizeof(u32)); for (i = 0; i < nbytes; i++ ) { @@ -658,7 +660,7 @@ int mem_ap_write_buf_packed_u8(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address++; } - outvalue = *((u32*)buffer); + memcpy(&outvalue, buffer, sizeof(u32)); dap_ap_write_reg_u32(swjdp, AP_REG_DRW, outvalue); if (swjdp_transaction_endcheck(swjdp) != ERROR_OK) { @@ -679,7 +681,6 @@ int mem_ap_write_buf_packed_u8(swjdp_common_t *swjdp, u8 *buffer, int count, u32 int mem_ap_write_buf_u8(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address) { - u32 outvalue; int retval = ERROR_OK; if (count >= 4) @@ -690,7 +691,7 @@ int mem_ap_write_buf_u8(swjdp_common_t *swjdp, u8 *buffer, int count, u32 addres while (count > 0) { dap_setup_accessport(swjdp, CSW_8BIT | CSW_ADDRINC_SINGLE, address); - outvalue = *((u8*)buffer) << 8 * (address & 0x3); + u32 outvalue = (u32)*buffer << 8 * (address & 0x3); dap_ap_write_reg_u32(swjdp, AP_REG_DRW, outvalue ); retval = swjdp_transaction_endcheck(swjdp); count--; @@ -766,7 +767,8 @@ int mem_ap_read_buf_u32(swjdp_common_t *swjdp, u8 *buffer, int count, u32 addres for (readcount = 0; readcount < count; readcount++) { int i; - u32 data = *((u32*)pBuffer); + u32 data; + memcpy(&data, pBuffer, sizeof(u32)); for (i = 0; i < 4; i++ ) { @@ -858,7 +860,8 @@ int mem_ap_read_buf_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u32 addres } else { - *((u16*)buffer) = (invalue >> 8 * (address & 0x3)); + u16 svalue = (invalue >> 8 * (address & 0x3)); + memcpy(buffer, &svalue, sizeof(u16)); address += 2; buffer += 2; }