8f65873e47
Blackfin dual core BF561 processor can support SMP like features. https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like In this patch, we provide SMP extend to Blackfin kernel and memory management code Singed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
161 lines
6.7 KiB
C
161 lines
6.7 KiB
C
/*
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* File: arch/blackfin/kernel/asm-offsets.c
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* Based on:
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* Author:
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*
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* Created:
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* Description: generate definitions needed by assembly language modules.
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*
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* Modified:
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* Copyright 2004-2006 Analog Devices Inc.
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*
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* Bugs: Enter bugs at http://blackfin.uclinux.org/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see the file COPYING, or write
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* to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <linux/stddef.h>
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#include <linux/sched.h>
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#include <linux/kernel_stat.h>
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#include <linux/ptrace.h>
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#include <linux/hardirq.h>
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#include <linux/irq.h>
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#include <linux/thread_info.h>
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#include <linux/kbuild.h>
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int main(void)
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{
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/* offsets into the task struct */
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DEFINE(TASK_STATE, offsetof(struct task_struct, state));
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DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
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DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
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DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked));
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DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
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DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, stack));
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DEFINE(TASK_MM, offsetof(struct task_struct, mm));
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DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
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DEFINE(TASK_SIGPENDING, offsetof(struct task_struct, pending));
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/* offsets into the irq_cpustat_t struct */
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DEFINE(CPUSTAT_SOFTIRQ_PENDING,
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offsetof(irq_cpustat_t, __softirq_pending));
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/* offsets into the thread struct */
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DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp));
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DEFINE(THREAD_USP, offsetof(struct thread_struct, usp));
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DEFINE(THREAD_SR, offsetof(struct thread_struct, seqstat));
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DEFINE(PT_SR, offsetof(struct thread_struct, seqstat));
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DEFINE(THREAD_ESP0, offsetof(struct thread_struct, esp0));
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DEFINE(THREAD_PC, offsetof(struct thread_struct, pc));
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DEFINE(KERNEL_STACK_SIZE, THREAD_SIZE);
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/* offsets into the pt_regs */
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DEFINE(PT_ORIG_R0, offsetof(struct pt_regs, orig_r0));
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DEFINE(PT_ORIG_P0, offsetof(struct pt_regs, orig_p0));
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DEFINE(PT_ORIG_PC, offsetof(struct pt_regs, orig_pc));
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DEFINE(PT_R0, offsetof(struct pt_regs, r0));
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DEFINE(PT_R1, offsetof(struct pt_regs, r1));
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DEFINE(PT_R2, offsetof(struct pt_regs, r2));
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DEFINE(PT_R3, offsetof(struct pt_regs, r3));
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DEFINE(PT_R4, offsetof(struct pt_regs, r4));
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DEFINE(PT_R5, offsetof(struct pt_regs, r5));
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DEFINE(PT_R6, offsetof(struct pt_regs, r6));
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DEFINE(PT_R7, offsetof(struct pt_regs, r7));
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DEFINE(PT_P0, offsetof(struct pt_regs, p0));
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DEFINE(PT_P1, offsetof(struct pt_regs, p1));
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DEFINE(PT_P2, offsetof(struct pt_regs, p2));
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DEFINE(PT_P3, offsetof(struct pt_regs, p3));
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DEFINE(PT_P4, offsetof(struct pt_regs, p4));
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DEFINE(PT_P5, offsetof(struct pt_regs, p5));
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DEFINE(PT_FP, offsetof(struct pt_regs, fp));
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DEFINE(PT_USP, offsetof(struct pt_regs, usp));
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DEFINE(PT_I0, offsetof(struct pt_regs, i0));
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DEFINE(PT_I1, offsetof(struct pt_regs, i1));
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DEFINE(PT_I2, offsetof(struct pt_regs, i2));
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DEFINE(PT_I3, offsetof(struct pt_regs, i3));
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DEFINE(PT_M0, offsetof(struct pt_regs, m0));
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DEFINE(PT_M1, offsetof(struct pt_regs, m1));
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DEFINE(PT_M2, offsetof(struct pt_regs, m2));
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DEFINE(PT_M3, offsetof(struct pt_regs, m3));
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DEFINE(PT_L0, offsetof(struct pt_regs, l0));
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DEFINE(PT_L1, offsetof(struct pt_regs, l1));
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DEFINE(PT_L2, offsetof(struct pt_regs, l2));
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DEFINE(PT_L3, offsetof(struct pt_regs, l3));
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DEFINE(PT_B0, offsetof(struct pt_regs, b0));
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DEFINE(PT_B1, offsetof(struct pt_regs, b1));
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DEFINE(PT_B2, offsetof(struct pt_regs, b2));
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DEFINE(PT_B3, offsetof(struct pt_regs, b3));
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DEFINE(PT_A0X, offsetof(struct pt_regs, a0x));
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DEFINE(PT_A0W, offsetof(struct pt_regs, a0w));
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DEFINE(PT_A1X, offsetof(struct pt_regs, a1x));
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DEFINE(PT_A1W, offsetof(struct pt_regs, a1w));
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DEFINE(PT_LC0, offsetof(struct pt_regs, lc0));
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DEFINE(PT_LC1, offsetof(struct pt_regs, lc1));
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DEFINE(PT_LT0, offsetof(struct pt_regs, lt0));
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DEFINE(PT_LT1, offsetof(struct pt_regs, lt1));
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DEFINE(PT_LB0, offsetof(struct pt_regs, lb0));
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DEFINE(PT_LB1, offsetof(struct pt_regs, lb1));
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DEFINE(PT_ASTAT, offsetof(struct pt_regs, astat));
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DEFINE(PT_RESERVED, offsetof(struct pt_regs, reserved));
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DEFINE(PT_RETS, offsetof(struct pt_regs, rets));
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DEFINE(PT_PC, offsetof(struct pt_regs, pc));
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DEFINE(PT_RETX, offsetof(struct pt_regs, retx));
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DEFINE(PT_RETN, offsetof(struct pt_regs, retn));
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DEFINE(PT_RETE, offsetof(struct pt_regs, rete));
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DEFINE(PT_SEQSTAT, offsetof(struct pt_regs, seqstat));
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DEFINE(PT_SYSCFG, offsetof(struct pt_regs, syscfg));
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DEFINE(PT_IPEND, offsetof(struct pt_regs, ipend));
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DEFINE(SIZEOF_PTREGS, sizeof(struct pt_regs));
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DEFINE(PT_TEXT_ADDR, sizeof(struct pt_regs)); /* Needed by gdb */
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DEFINE(PT_TEXT_END_ADDR, 4 + sizeof(struct pt_regs));/* Needed by gdb */
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DEFINE(PT_DATA_ADDR, 8 + sizeof(struct pt_regs)); /* Needed by gdb */
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DEFINE(PT_FDPIC_EXEC, 12 + sizeof(struct pt_regs)); /* Needed by gdb */
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DEFINE(PT_FDPIC_INTERP, 16 + sizeof(struct pt_regs));/* Needed by gdb */
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/* signal defines */
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DEFINE(SIGSEGV, SIGSEGV);
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DEFINE(SIGTRAP, SIGTRAP);
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/* PDA management (in L1 scratchpad) */
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DEFINE(PDA_SYSCFG, offsetof(struct blackfin_pda, syscfg));
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#ifdef CONFIG_SMP
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DEFINE(PDA_IRQFLAGS, offsetof(struct blackfin_pda, imask));
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#endif
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DEFINE(PDA_IPDT, offsetof(struct blackfin_pda, ipdt));
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DEFINE(PDA_IPDT_SWAPCOUNT, offsetof(struct blackfin_pda, ipdt_swapcount));
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DEFINE(PDA_DPDT, offsetof(struct blackfin_pda, dpdt));
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DEFINE(PDA_DPDT_SWAPCOUNT, offsetof(struct blackfin_pda, dpdt_swapcount));
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DEFINE(PDA_EXIPTR, offsetof(struct blackfin_pda, ex_iptr));
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DEFINE(PDA_EXOPTR, offsetof(struct blackfin_pda, ex_optr));
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DEFINE(PDA_EXBUF, offsetof(struct blackfin_pda, ex_buf));
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DEFINE(PDA_EXIMASK, offsetof(struct blackfin_pda, ex_imask));
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DEFINE(PDA_EXSTACK, offsetof(struct blackfin_pda, ex_stack));
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#ifdef ANOMALY_05000261
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DEFINE(PDA_LFRETX, offsetof(struct blackfin_pda, last_cplb_fault_retx));
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#endif
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DEFINE(PDA_DCPLB, offsetof(struct blackfin_pda, dcplb_fault_addr));
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DEFINE(PDA_ICPLB, offsetof(struct blackfin_pda, icplb_fault_addr));
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DEFINE(PDA_RETX, offsetof(struct blackfin_pda, retx));
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DEFINE(PDA_SEQSTAT, offsetof(struct blackfin_pda, seqstat));
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#ifdef CONFIG_SMP
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/* Inter-core lock (in L2 SRAM) */
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DEFINE(SIZEOF_CORELOCK, sizeof(struct corelock_slot));
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#endif
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return 0;
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}
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