diff options
Diffstat (limited to 'include/lib/pmf/aarch32/pmf_asm_macros.S')
| -rw-r--r-- | include/lib/pmf/aarch32/pmf_asm_macros.S | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/lib/pmf/aarch32/pmf_asm_macros.S b/include/lib/pmf/aarch32/pmf_asm_macros.S new file mode 100644 index 0000000..1dbb408 --- /dev/null +++ b/include/lib/pmf/aarch32/pmf_asm_macros.S @@ -0,0 +1,28 @@ +/* + * Copyright (c) 2019, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef PMF_ASM_MACROS_S +#define PMF_ASM_MACROS_S + +#define PMF_TS_SIZE 8 + + /* + * This macro calculates the address of the per-cpu timestamp + * for the given service name and local timestamp id. + * Clobbers: r0 - r4 + */ + .macro pmf_calc_timestamp_addr _name, _tid + mov r4, lr + bl plat_my_core_pos + mov lr, r4 + ldr r1, =__PERCPU_TIMESTAMP_SIZE__ + mov r2, #(\_tid * PMF_TS_SIZE) + mla r0, r0, r1, r2 + ldr r1, =pmf_ts_mem_\_name + add r0, r0, r1 + .endm + +#endif /* PMF_ASM_MACROS_S */ |