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wifi: rtw89: 8922a: set memory heap address for secure firmware

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Secure firmware is protected by public/private key cryptography. To help
firmware self verify integrity, configure a heap address for these
data before downloading firmware.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230901073956.54203-9-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih 2023-09-01 15:39:56 +08:00 committed by Kalle Valo
parent 38bae445a3
commit b227c990de
2 changed files with 6 additions and 0 deletions
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4
drivers/net/wireless/realtek/rtw89/fw.c
View File

@ -912,6 +912,10 @@ static int rtw89_fw_download_suit(struct rtw89_dev *rtwdev,
return ret;
}
if (rtwdev->chip->chip_id == RTL8922A &&
(fw_suit->type == RTW89_FW_NORMAL || fw_suit->type == RTW89_FW_WOWLAN))
rtw89_write32(rtwdev, R_BE_SECURE_BOOT_MALLOC_INFO, 0x20248000);
ret = mac->fwdl_check_path_ready(rtwdev, true);
if (ret) {
rtw89_err(rtwdev, "[ERR]H2C path ready\n");

2
drivers/net/wireless/realtek/rtw89/reg.h
View File

@ -3670,6 +3670,8 @@
#define B_BE_LPS_STATUS BIT(3)
#define B_BE_HCI_TXDMA_BUSY BIT(2)
#define R_BE_SECURE_BOOT_MALLOC_INFO 0x0184
#define R_BE_WCPU_FW_CTRL 0x01E0
#define B_BE_RUN_ENV_MASK GENMASK(31, 30)
#define B_BE_WCPU_FWDL_STATUS_MASK GENMASK(29, 26)