ARM_READ_MEM = ARM_INSTR_LDR_R1_r0_4
ARM_INSTR_STR_R1_r0_4 = 0xe4801004L
ARM_WRITE_MEM = ARM_INSTR_STR_R1_r0_4
+ARM_INSTR_STRB_R1_r0_1 = 0xe4c01001L
+ARM_WRITE_MEM_BYTE = ARM_INSTR_STRB_R1_r0_1
ARM_INSTR_MRS_R0_CPSR = 0xe10f0000L
ARM_INSTR_MSR_cpsr_cxsf_R0 =0xe12ff000L
ARM_INSTR_STMIA_R14_r0_rx = 0xE88e0000L # add up to 65k to indicate which registers...
adr += count*4
#print hex(adr)
# FIXME: handle the rest of the wordcount here.
- def ARMwriteMem(self, adr, wordarray):
+ def ARMwriteMem(self, adr, wordarray, instr=ARM_WRITE_MEM):
r0 = self.ARMget_register(0); # store R0 and R1
r1 = self.ARMget_register(1);
#print >>sys.stderr,("CPSR:\t%x"%self.ARMget_regCPSR())
self.ARMset_register(1, word); # write address into R0
self.ARM_nop(0)
self.ARM_nop(1)
- self.ARMdebuginstr(ARM_WRITE_MEM, 0); # push STR R1, [R0], #4 into instruction pipeline (autoincrements for consecutive writes)
+ self.ARMdebuginstr(instr, 0); # push STR R1, [R0], #4 into instruction pipeline (autoincrements for consecutive writes)
self.ARM_nop(0)
self.ARMrestart()
self.ARMwaitDBG()
print >>sys.stderr,hex(self.ARMget_register(1))
self.ARMset_register(1, r1); # restore R0 and R1
self.ARMset_register(0, r0);
+ def writeMemByte(self, adr, byte):
+ self.ARMwriteMem(adr, byte, ARM_WRITE_MEM_BYTE)
+
ARMstatusbits={
0x10 : "TBIT",