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| author | gnn <gnn@FreeBSD.org> | 2015-02-10 19:41:30 +0000 |
|---|---|---|
| committer | gnn <gnn@FreeBSD.org> | 2015-02-10 19:41:30 +0000 |
| commit | b9be305241681da7846cc34819d953dd56af8657 (patch) | |
| tree | 04f2661f10ad407d8e68f760bfcd884bcfdc5cc3 /lib/libproc | |
| parent | 60d8f84855602577b09503d0f815be913e016d7e (diff) | |
| download | FreeBSD-src-b9be305241681da7846cc34819d953dd56af8657.zip FreeBSD-src-b9be305241681da7846cc34819d953dd56af8657.tar.gz | |
Initial version of DTrace on ARM32.
Submitted by: Howard Su based on work by Oleksandr Tymoshenko
Reviewed by: ian, andrew, rpaulo, markj
Diffstat (limited to 'lib/libproc')
| -rw-r--r-- | lib/libproc/proc_bkpt.c | 3 | ||||
| -rw-r--r-- | lib/libproc/proc_regs.c | 8 |
2 files changed, 11 insertions, 0 deletions
diff --git a/lib/libproc/proc_bkpt.c b/lib/libproc/proc_bkpt.c index fe6ed4a..1e4a6cc 100644 --- a/lib/libproc/proc_bkpt.c +++ b/lib/libproc/proc_bkpt.c @@ -51,6 +51,9 @@ __FBSDID("$FreeBSD$"); #elif defined(__powerpc__) #define BREAKPOINT_INSTR 0x7fe00008 /* trap */ #define BREAKPOINT_INSTR_SZ 4 +#elif defined(__arm__) +#define BREAKPOINT_INSTR 0xe7ffffff /* bkpt */ +#define BREAKPOINT_INSTR_SZ 4 #else #error "Add support for your architecture" #endif diff --git a/lib/libproc/proc_regs.c b/lib/libproc/proc_regs.c index 145c8fe..35d8d38 100644 --- a/lib/libproc/proc_regs.c +++ b/lib/libproc/proc_regs.c @@ -56,6 +56,8 @@ proc_regget(struct proc_handle *phdl, proc_reg_t reg, unsigned long *regvalue) case REG_PC: #if defined(__amd64__) *regvalue = regs.r_rip; +#elif defined(__arm__) + *regvalue = regs.r_pc; #elif defined(__i386__) *regvalue = regs.r_eip; #elif defined(__mips__) @@ -67,6 +69,8 @@ proc_regget(struct proc_handle *phdl, proc_reg_t reg, unsigned long *regvalue) case REG_SP: #if defined(__amd64__) *regvalue = regs.r_rsp; +#elif defined(__arm__) + *regvalue = regs.r_sp; #elif defined(__i386__) *regvalue = regs.r_esp; #elif defined(__mips__) @@ -99,6 +103,8 @@ proc_regset(struct proc_handle *phdl, proc_reg_t reg, unsigned long regvalue) case REG_PC: #if defined(__amd64__) regs.r_rip = regvalue; +#elif defined(__arm__) + regs.r_pc = regvalue; #elif defined(__i386__) regs.r_eip = regvalue; #elif defined(__mips__) @@ -110,6 +116,8 @@ proc_regset(struct proc_handle *phdl, proc_reg_t reg, unsigned long regvalue) case REG_SP: #if defined(__amd64__) regs.r_rsp = regvalue; +#elif defined(__arm__) + regs.r_sp = regvalue; #elif defined(__i386__) regs.r_esp = regvalue; #elif defined(__mips__) |
