ARM System Developer’s Guide phần 10 ppsx

... Ld REV | REV16 | | REVSH 101 1101 0 op Lm Ld PUSH | POP 101 1op 10R register_list SETEND LE | SETEND BE 101 10 1100 101op 000 CPSIE | CPSID 101 10 1100 11op 0 aif BKPT immed8 101 11 110 immed8 STMIA | LDMIA ... 0100 01op 001 Hm & 7 Ld ADD | MOV Hd, Lm 0100 01op 010 Lm Hd & 7 ADD | MOV Hd, Hm 0100 01op 011 Hm & 7 Hd & 7 CMP 0100 0101 01 Hm & 7 Ln CMP 0100 0101 10 Lm...

Ngày tải lên: 09/08/2014, 12:22

... =thumbCode+1 ; cpsr = nzcvqIFt_SVC ; r0 = 0x00 0100 01 0x00009008 BX r0 66 Chapter 3 Introduction to the ARM Instruction Set mem32[0x80 010] = 0x01 r0 = 0x00080 010 r1 = 0x00000000 r2 = 0x00000000 r3 = ... and stores. This is available in ARM9 E and later cores. Prior to ARMv4, ARM processors were not good at handling signed 8-bit or any 16-bit values. Therefore ARM C compilers define...

Ngày tải lên: 09/08/2014, 12:22

... xi Chapter 1 ARM Embedded Systems 3 1.1 The RISC Design Philosophy 4 1.2 The ARM Design Philosophy 5 1.3 Embedded System Hardware 6 1.4 Embedded System Software 12 1.5 Summary 15 Chapter 2 ARM Processor ... conversely the store 19 10 Chapter 1 ARM Embedded Systems general performance of the system, it does not help real-time system response. Note that many small embedded syst...

Ngày tải lên: 09/08/2014, 12:22

... int *. ARM architectures up to ARMv5TE do not support unaligned pointers. To detect them, run the program on an ARM with an alignment checking trap. For example, you can configure the ARM7 20T ... flags. See the armcc or gcc manuals for further information. __inline int qmac(int a, int x, int y) { int i; const int mask = 0x80000000; i = x*y; #ifdef __ARMCC_VERSION /* check for the armcc co...

Ngày tải lên: 09/08/2014, 12:22

... 2 −8 1 5, 10 80 4//5 2 −8 1 7, 14 112 2//7 2 −9 <1 9 72 5//9 5 * 2 −11 <1 11 88 2//11 2 10 <1 13 104 7//13 7 * 2 −11 <1 15 120 8//15 2 −8 <1 200 Chapter 6 Writing and Optimizing ARM ... method works better on the ARM9 TDMI and ARM9 E. Here multiply accumulates are as fast as multiplies. We schedule the multiply instructions to avoid result-use interlocks on the ARM9 E...

Ngày tải lên: 09/08/2014, 12:22

... a_0, x_54, c _10, a_0 SMLATB a_1, x_54, c _10, a_1 SMLABB a_2, x _10, c _10, a_2 SMLATB a_3, x _10, c _10, a_3 SMLABB a_4, x_32, c _10, a_4 SMLATB a_5, x_32, c _10, a_5 SMLATT a_0, x_54, c _10, a_0 LDR ... x_32, c _10, a_3 SMLABB a_4, x_54, c _10, a_4 SMLATB a_5, x_54, c _10, a_5 SMLATT a_0, x _10, c _10, a_0 LDR x _10, [x], #4 ; load two coefficients SMLABT a_1, x_32, c _10, a_1 SMLATT a_2,...

Ngày tải lên: 09/08/2014, 12:22

... common firmware suites. 10. 1.1 ARM Firmware Suite ARM has developed a firmware package called the ARM Firmware Suite (AFS). AFS is designed purely for ARM- based embedded systems. It provides support ... into a block of memory that stores the 368 Chapter 10 Firmware system operations. The choice of which firmware to use for a particular ARM- based system depends upon the specific...

Ngày tải lên: 09/08/2014, 12:22

... 0 ARM7 20T, ARM9 20T, ARM9 22T, ARM9 26EJ-S, ARM1 022E, ARM1 026EJ-S, StrongARM, XScale Flush data cache MCR p15, 0, Rd, c7, c6, 0 ARM9 20T, ARM9 22T, ARM9 26EJ-S, ARM9 40T, ARM9 46E-S, ARM1 022E, ARM1 026EJ-S, StrongARM, ... ARM1 022E, ARM1 026EJ-S, StrongARM, XScale Flush instruction cache MCR p15, 0, Rd, c7, c5, 0 ARM9 20T, ARM9 22T, ARM9 26EJ-S, ARM9 40T, ARM9 46E-S,...

Ngày tải lên: 09/08/2014, 12:22

... invalidate ARM9 20T, ARM9 22T, ARM9 26EJ-S, ARM1 022E, ARM1 026EJ-S, StrongARM, XScale Invalidate I TLB by line MCR p15, 0, Rd, c8, c5, 1 virtual address to invalidate ARM9 20T, ARM9 22T, ARM9 26EJ-S, ARM1 022E, ... ARM9 26EJ-S, ARM1 022E, ARM1 026EJ-S, StrongARM, XScale Invalidate D TLB MCR p15, 0, Rd, c8, c6, 0 virtual address to invalidate ARM9 20T, ARM9 22T, ARM9 26EJ-S, A...

Ngày tải lên: 09/08/2014, 12:22

... Technologies beyond ARMv6 563 15.3 ARMv6 Implementations ARM completed development of ARM1 136J in December 2002, and at this writing con- sumer products are being designed with this core. The ARM1 136J pipeline ... Rm, Rn ARMv5E 2. QDADD<cond> Rd, Rm, Rn ARMv5E Appendix ARM and Thumb Assembler Instructions A This appendix lists the ARM and Thumb instructions available up to, an...

Ngày tải lên: 09/08/2014, 12:22