From 537f8b0386ce19762a58213d81455e10e10ed716 Mon Sep 17 00:00:00 2001 From: Andre Richter Date: Fri, 20 Nov 2020 22:34:04 +0100 Subject: [PATCH] readme updates --- 10_privilege_level/README.md | 46 +++++++++---------- .../README.md | 6 +-- 2 files changed, 26 insertions(+), 26 deletions(-) diff --git a/10_privilege_level/README.md b/10_privilege_level/README.md index 1451ad1f..c1e16287 100644 --- a/10_privilege_level/README.md +++ b/10_privilege_level/README.md @@ -153,29 +153,29 @@ $ make objdump [...] Disassembly of section .text: -0000000000080000 _start: - 80000: mrs x8, MPIDR_EL1 - 80004: tst x8, #0x3 - 80008: b.ne #0x10 <_start+0x18> - 8000c: mrs x8, CurrentEL - 80010: cmp w8, #0x8 - 80014: b.eq #0xc <_start+0x20> - 80018: wfe - 8001c: b #-0x4 <_start+0x18> - 80020: mov x8, xzr - 80024: mov w9, #0x3 - 80028: msr CNTHCTL_EL2, x9 - 8002c: msr CNTVOFF_EL2, x8 - 80030: adrp x8, #0x0 - 80034: mov w10, #-0x80000000 - 80038: mov w11, #0x3c5 - 8003c: mov w12, #0x80000 - 80040: msr HCR_EL2, x10 - 80044: msr SPSR_EL2, x11 - 80048: add x8, x8, #0xda0 - 8004c: msr ELR_EL2, x8 - 80050: msr SP_EL1, x12 - 80054: eret +0000000000080000 <_start>: + 80000: d53800a8 mrs x8, mpidr_el1 + 80004: f240051f tst x8, #0x3 + 80008: 54000081 b.ne 80018 <_start+0x18> + 8000c: d5384248 mrs x8, currentel + 80010: f100211f cmp x8, #0x8 + 80014: 54000060 b.eq 80020 <_start+0x20> + 80018: d503205f wfe + 8001c: 17ffffff b 80018 <_start+0x18> + 80020: aa1f03e8 mov x8, xzr + 80024: 52800069 mov w9, #0x3 + 80028: d51ce109 msr cnthctl_el2, x9 + 8002c: d51ce068 msr cntvoff_el2, x8 + 80030: 90000008 adrp x8, 80000 <_start> + 80034: 52b0000a mov w10, #0x80000000 + 80038: 528078ab mov w11, #0x3c5 + 8003c: 52a0010c mov w12, #0x80000 + 80040: d51c110a msr hcr_el2, x10 + 80044: d51c400b msr spsr_el2, x11 + 80048: 91374108 add x8, x8, #0xdd0 + 8004c: d51c4028 msr elr_el2, x8 + 80050: d51c410c msr sp_el1, x12 + 80054: d69f03e0 eret ``` Looks good! Thanks zero-overhead abstractions in the [cortex-a] crate! :heart_eyes: diff --git a/11_virtual_mem_part1_identity_mapping/README.md b/11_virtual_mem_part1_identity_mapping/README.md index c8c40b4b..0474bfbc 100644 --- a/11_virtual_mem_part1_identity_mapping/README.md +++ b/11_virtual_mem_part1_identity_mapping/README.md @@ -249,11 +249,11 @@ data sheet. Looking at the generated code, we can see that despite all the type- abstractions, it boils down to two assembly instructions: ```text -00000000000815e0 ::init::hed32b31a58c93b32: +0000000000081660 <::init>: ... - 8161c: mov w8, #0xff04 + 816bc: 529fe088 mov w8, #0xff04 ... - 81644: msr MAIR_EL1, x8 + 816c4: d518a208 msr mair_el1, x8 ``` ## Test it