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835e417728
The exported ptrace.h header on CRIS references an "arch" directory which does not exist. Fix this by having the variants in the same directory and including them conditionally, similar to other architectures. Signed-off-by: Rabin Vincent <rabin@rab.in> Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
119 lines
3.1 KiB
C
119 lines
3.1 KiB
C
#ifndef _CRIS_ARCH_PTRACE_H
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#define _CRIS_ARCH_PTRACE_H
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/* Register numbers in the ptrace system call interface */
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#define PT_ORIG_R10 0
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#define PT_R0 1
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#define PT_R1 2
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#define PT_R2 3
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#define PT_R3 4
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#define PT_R4 5
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#define PT_R5 6
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#define PT_R6 7
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#define PT_R7 8
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#define PT_R8 9
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#define PT_R9 10
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#define PT_R10 11
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#define PT_R11 12
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#define PT_R12 13
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#define PT_R13 14
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#define PT_ACR 15
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#define PT_SRS 16
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#define PT_MOF 17
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#define PT_SPC 18
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#define PT_CCS 19
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#define PT_SRP 20
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#define PT_ERP 21 /* This is actually the debugged process' PC */
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#define PT_EXS 22
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#define PT_EDA 23
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#define PT_USP 24 /* special case - USP is not in the pt_regs */
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#define PT_PPC 25 /* special case - pseudo PC */
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#define PT_BP 26 /* Base number for BP registers. */
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#define PT_BP_CTRL 26 /* BP control register. */
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#define PT_MAX 40
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/* Condition code bit numbers. */
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#define C_CCS_BITNR 0
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#define V_CCS_BITNR 1
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#define Z_CCS_BITNR 2
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#define N_CCS_BITNR 3
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#define X_CCS_BITNR 4
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#define I_CCS_BITNR 5
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#define U_CCS_BITNR 6
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#define P_CCS_BITNR 7
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#define R_CCS_BITNR 8
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#define S_CCS_BITNR 9
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#define M_CCS_BITNR 30
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#define Q_CCS_BITNR 31
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#define CCS_SHIFT 10 /* Shift count for each level in CCS */
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/* pt_regs not only specifices the format in the user-struct during
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* ptrace but is also the frame format used in the kernel prologue/epilogues
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* themselves
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*/
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struct pt_regs {
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unsigned long orig_r10;
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/* pushed by movem r13, [sp] in SAVE_ALL. */
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unsigned long r0;
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unsigned long r1;
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unsigned long r2;
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unsigned long r3;
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unsigned long r4;
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unsigned long r5;
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unsigned long r6;
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unsigned long r7;
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unsigned long r8;
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unsigned long r9;
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unsigned long r10;
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unsigned long r11;
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unsigned long r12;
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unsigned long r13;
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unsigned long acr;
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unsigned long srs;
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unsigned long mof;
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unsigned long spc;
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unsigned long ccs;
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unsigned long srp;
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unsigned long erp; /* This is actually the debugged process' PC */
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/* For debugging purposes; saved only when needed. */
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unsigned long exs;
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unsigned long eda;
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};
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/* switch_stack is the extra stuff pushed onto the stack in _resume (entry.S)
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* when doing a context-switch. it is used (apart from in resume) when a new
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* thread is made and we need to make _resume (which is starting it for the
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* first time) realise what is going on.
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*
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* Actually, the use is very close to the thread struct (TSS) in that both the
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* switch_stack and the TSS are used to keep thread stuff when switching in
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* _resume.
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*/
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struct switch_stack {
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unsigned long r0;
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unsigned long r1;
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unsigned long r2;
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unsigned long r3;
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unsigned long r4;
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unsigned long r5;
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unsigned long r6;
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unsigned long r7;
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unsigned long r8;
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unsigned long r9;
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unsigned long return_ip; /* ip that _resume will return to */
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};
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#ifdef __KERNEL__
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#define arch_has_single_step() (1)
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#define user_mode(regs) (((regs)->ccs & (1 << (U_CCS_BITNR + CCS_SHIFT))) != 0)
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#define instruction_pointer(regs) ((regs)->erp)
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#define profile_pc(regs) instruction_pointer(regs)
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#endif /* __KERNEL__ */
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#endif
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