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| author | Soby Mathew <soby.mathew@arm.com> | 2014-06-12 17:23:58 +0100 |
|---|---|---|
| committer | Soby Mathew <soby.mathew@arm.com> | 2014-07-25 12:18:33 +0100 |
| commit | b79af9344503b2d7b435451cfb8b1ab80b8afdf4 (patch) | |
| tree | d10f1c88279c9c5d481c82d6302d3989abc9bb3c /bl32/tsp/tsp_main.c | |
| parent | a1a441775f64da2cbbd42c4f2c6f818f93278fca (diff) | |
| download | arm-trusted-firmware-b79af9344503b2d7b435451cfb8b1ab80b8afdf4.tar.gz | |
Implement a leaner printf for Trusted Firmware
This patch implements a "tf_printf" which supports only the commonly
used format specifiers in Trusted Firmware, which uses a lot less
stack space than the stdlib printf function.
Fixes ARM-software/tf-issues#116
Change-Id: I7dfa1944f4c1e634b3e2d571f49afe02d109a351
Diffstat (limited to 'bl32/tsp/tsp_main.c')
| -rw-r--r-- | bl32/tsp/tsp_main.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/bl32/tsp/tsp_main.c b/bl32/tsp/tsp_main.c index eaabe613c..8844f41bb 100644 --- a/bl32/tsp/tsp_main.c +++ b/bl32/tsp/tsp_main.c @@ -34,7 +34,6 @@ #include <platform.h> #include <platform_def.h> #include <spinlock.h> -#include <stdio.h> #include <tsp.h> /******************************************************************************* @@ -121,7 +120,7 @@ uint64_t tsp_main(void) tsp_stats[linear_id].cpu_on_count++; spin_lock(&console_lock); - printf("TSP %s\n\r", build_message); + tf_printf("TSP %s\n\r", build_message); INFO("Total memory base : 0x%x\n", (unsigned long)BL32_TOTAL_BASE); INFO("Total memory size : 0x%x bytes\n", (unsigned long)(BL32_TOTAL_LIMIT - BL32_TOTAL_BASE)); @@ -153,7 +152,7 @@ tsp_args_t *tsp_cpu_on_main(void) tsp_stats[linear_id].cpu_on_count++; spin_lock(&console_lock); - printf("SP: cpu 0x%x turned on\n\r", mpidr); + tf_printf("SP: cpu 0x%x turned on\n\r", mpidr); INFO("cpu 0x%x: %d smcs, %d erets %d cpu on requests\n", mpidr, tsp_stats[linear_id].smc_count, tsp_stats[linear_id].eret_count, @@ -193,7 +192,7 @@ tsp_args_t *tsp_cpu_off_main(uint64_t arg0, tsp_stats[linear_id].cpu_off_count++; spin_lock(&console_lock); - printf("SP: cpu 0x%x off request\n\r", mpidr); + tf_printf("SP: cpu 0x%x off request\n\r", mpidr); INFO("cpu 0x%x: %d smcs, %d erets %d cpu off requests\n", mpidr, tsp_stats[linear_id].smc_count, tsp_stats[linear_id].eret_count, @@ -235,7 +234,7 @@ tsp_args_t *tsp_cpu_suspend_main(uint64_t power_state, tsp_stats[linear_id].cpu_suspend_count++; spin_lock(&console_lock); - printf("SP: cpu 0x%x suspend request. power state: 0x%x\n\r", + tf_printf("SP: cpu 0x%x suspend request. power state: 0x%x\n\r", mpidr, power_state); INFO("cpu 0x%x: %d smcs, %d erets %d cpu suspend requests\n", mpidr, tsp_stats[linear_id].smc_count, @@ -273,7 +272,7 @@ tsp_args_t *tsp_cpu_resume_main(uint64_t suspend_level, tsp_stats[linear_id].cpu_resume_count++; spin_lock(&console_lock); - printf("SP: cpu 0x%x resumed. suspend level %d \n\r", + tf_printf("SP: cpu 0x%x resumed. suspend level %d \n\r", mpidr, suspend_level); INFO("cpu 0x%x: %d smcs, %d erets %d cpu suspend requests\n", mpidr, tsp_stats[linear_id].smc_count, @@ -312,7 +311,7 @@ tsp_args_t *tsp_smc_handler(uint64_t func, smc_type = ((func >> 31) & 1) == 1 ? "fast" : "standard"; - printf("SP: cpu 0x%x received %s smc 0x%x\n", read_mpidr(), smc_type, func); + tf_printf("SP: cpu 0x%x received %s smc 0x%x\n", read_mpidr(), smc_type, func); INFO("cpu 0x%x: %d smcs, %d erets\n", mpidr, tsp_stats[linear_id].smc_count, tsp_stats[linear_id].eret_count); |