LoadConstantToReg (FixedPcdGet32(PcdPrePiStackSize) ,r3) /* stack size arg3 */\r
add r4, r2, r3\r
\r
- //Enter IRQ mode and set up IRQ stack pointer\r
- mov r0,#0x12|0x80|0x40\r
- msr CPSR_c,r0\r
- mov r13,r4\r
-\r
- //Enter Abort mode and set up Abort stack pointer\r
- mov r0,#0x17|0x80|0x40\r
- msr CPSR_c,r0\r
- sub r4, r4, #0x400\r
- mov r13,r4\r
-\r
- //Enter Undefined mode and set up Undefined stack pointer\r
- mov r0,#0x1b|0x80|0x40\r
- msr CPSR_c,r0\r
- sub r4, r4, #0x400\r
- mov r13,r4\r
-\r
//Enter SVC mode and set up SVC stack pointer\r
mov r0,#0x13|0x80|0x40\r
msr CPSR_c,r0\r
- sub r4, r4, #0x400\r
- mov r13,r4\r
-\r
- //Enter System mode and set up System stack pointer\r
- mov r0,#0x1f|0x80|0x40\r
- msr CPSR_c,r0\r
- sub r4, r4, #0x400\r
mov r13,r4\r
\r
// Call C entry point\r