From e71c333908978fdbce67441060aa7467b83b2bc3 Mon Sep 17 00:00:00 2001 From: Abe Levkoy Date: Thu, 23 Apr 2020 16:50:46 -0600 Subject: Various boards: Shrink UART Tx buffer to save space Future USB-PD discovery changes will need that space. In each case, reduce the size of the buffer by half (must be a power of 2). Note: This change is only to save shared memory space in the ToT build. It should not be picked onto release branches. BUG=b:152420269,b:152419795 TEST=make buildall BRANCH=none Change-Id: Ia26c1cdd7eb4068d410b81bb4a3335d2c9142049 Signed-off-by: Abe Levkoy Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2163795 --- board/dratini/board.h | 2 +- board/eve/board.h | 2 ++ board/poppy/board.h | 2 +- board/rammus/board.h | 2 +- board/reef/board.h | 2 ++ 5 files changed, 7 insertions(+), 3 deletions(-) (limited to 'board') diff --git a/board/dratini/board.h b/board/dratini/board.h index bd40963a62..963a4cb590 100644 --- a/board/dratini/board.h +++ b/board/dratini/board.h @@ -21,7 +21,7 @@ #define CONFIG_HOSTCMD_ESPI #undef CONFIG_UART_TX_BUF_SIZE -#define CONFIG_UART_TX_BUF_SIZE 4096 +#define CONFIG_UART_TX_BUF_SIZE 2048 /* Keyboard features */ #define CONFIG_PWM_KBLIGHT diff --git a/board/eve/board.h b/board/eve/board.h index d6d20267c6..b7afe3f462 100644 --- a/board/eve/board.h +++ b/board/eve/board.h @@ -54,6 +54,8 @@ (EC_WIRELESS_SWITCH_WLAN | EC_WIRELESS_SWITCH_WLAN_POWER) #define WIRELESS_GPIO_WLAN GPIO_WLAN_OFF_L #define WIRELESS_GPIO_WLAN_POWER GPIO_PP3300_DX_WLAN +#undef CONFIG_UART_TX_BUF_SIZE +#define CONFIG_UART_TX_BUF_SIZE 512 /* EC console commands */ #define CONFIG_CMD_ACCELS diff --git a/board/poppy/board.h b/board/poppy/board.h index d9f8cbc6e1..8d845632cd 100644 --- a/board/poppy/board.h +++ b/board/poppy/board.h @@ -144,7 +144,7 @@ #define CONFIG_TABLET_MODE_SWITCH #undef CONFIG_UART_TX_BUF_SIZE -#define CONFIG_UART_TX_BUF_SIZE 4096 +#define CONFIG_UART_TX_BUF_SIZE 2048 /* USB */ #define CONFIG_USB_CHARGER diff --git a/board/rammus/board.h b/board/rammus/board.h index 24f9069c60..f4f10da1b3 100644 --- a/board/rammus/board.h +++ b/board/rammus/board.h @@ -131,7 +131,7 @@ #define CONFIG_ACCEL_FIFO_THRES (CONFIG_ACCEL_FIFO_SIZE / 3) #undef CONFIG_UART_TX_BUF_SIZE -#define CONFIG_UART_TX_BUF_SIZE 2048 +#define CONFIG_UART_TX_BUF_SIZE 1024 #define CONFIG_TABLET_MODE #define CONFIG_TABLET_MODE_SWITCH diff --git a/board/reef/board.h b/board/reef/board.h index 349944c26f..f37e315034 100644 --- a/board/reef/board.h +++ b/board/reef/board.h @@ -146,6 +146,8 @@ #define CONFIG_WLAN_POWER_ACTIVE_LOW #define WIRELESS_GPIO_WLAN_POWER GPIO_WIRELESS_GPIO_WLAN_POWER #define CONFIG_PWR_STATE_DISCHARGE_FULL +#undef CONFIG_UART_TX_BUF_SIZE +#define CONFIG_UART_TX_BUF_SIZE 512 /* * During shutdown sequence TPS65094x PMIC turns off the sensor rails -- cgit v1.2.1