From patchwork Sun May 10 14:32:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peng Fan X-Patchwork-Id: 245410 List-Id: U-Boot discussion From: peng.fan at nxp.com (Peng Fan) Date: Sun, 10 May 2020 14:32:12 +0000 Subject: [PATCH] imx8mp_evk: Make SPL binary size smaller In-Reply-To: References: <20200507120029.3172-1-festevam@gmail.com> Message-ID: > Subject: Re: [PATCH] imx8mp_evk: Make SPL binary size smaller > > On Thu, May 7, 2020 at 8:59 AM Fabio Estevam > wrote: > > > > Commit f24dea4e1b52 ("ARM: imx8m: Fix reset in SPL on NXP iMX8MP > EVK") > > caused the u-boot-spl.bin binary size to grow by around 2000 bytes, > > which makes the board to fail to boot. > > The new SPL size is 97kB, which is below the limit define in imx8mp_evk.h: > #define CONFIG_SPL_MAX_SIZE (152 * 1024) > > It seems the problem is not related to SPL size. > > Peng, do you have any ideas? The following patch will make it boot again, not perfect, I need think more out an elegant fix. Disable DM SPL? Or recalculate the address. Enable DM consumes too much on chip ocram malloc area. Need to think about it how we could use less ocram for SPL malloc area. Regards, Peng. > > Thanks diff --git a/include/configs/imx8mp_evk.h b/include/configs/imx8mp_evk.h index 80e5738961..b90a4f6932 100644 --- a/include/configs/imx8mp_evk.h +++ b/include/configs/imx8mp_evk.h @@ -23,15 +23,15 @@ #ifdef CONFIG_SPL_BUILD /*#define CONFIG_ENABLE_DDR_TRAINING_DEBUG*/ #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv8/u-boot-spl.lds" -#define CONFIG_SPL_STACK 0x990000 -#define CONFIG_SPL_BSS_START_ADDR 0x0095e000 -#define CONFIG_SPL_BSS_MAX_SIZE 0x2000 /* 8 KB */ +#define CONFIG_SPL_STACK 0x98fc00 +#define CONFIG_SPL_BSS_START_ADDR 0x0098fc00 +#define CONFIG_SPL_BSS_MAX_SIZE 0x400 /* 1 KB */ #define CONFIG_SYS_SPL_MALLOC_START 0x42200000 #define CONFIG_SYS_SPL_MALLOC_SIZE SZ_512K /* 512 KB */ #define CONFIG_SYS_ICACHE_OFF #define CONFIG_SYS_DCACHE_OFF -#define CONFIG_MALLOC_F_ADDR 0x940000 +#define CONFIG_MALLOC_F_ADDR 0x950000 #define CONFIG_SPL_ABORT_ON_RAW_IMAGE