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([190.215.83.227]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-21177dc8376sm30296295ad.44.2024.11.08.05.40.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Nov 2024 05:40:09 -0800 (PST) From: Adriano Cordova To: u-boot@lists.denx.de Cc: joe.hershberger@ni.com, rfried.dev@gmail.com, jerome.forissier@linaro.org, xypron.glpk@gmx.de, ilias.apalodimas@linaro.org, Adriano Cordova Subject: [PATCH v2 09/15] efi_loader: net: set EFI bootdevice device path to HTTP when loaded from wget Date: Fri, 8 Nov 2024 10:38:44 -0300 Message-ID: <20241108133850.431075-10-adrianox@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241108133850.431075-1-adrianox@gmail.com> References: <20241108133850.431075-1-adrianox@gmail.com> MIME-Version: 1.0 X-Mailman-Approved-At: Fri, 08 Nov 2024 16:56:12 +0100 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Set the device path of the efi boot device to an HTTP device path (as formed by efi_dp_from_http) when the next boot stage is loaded using wget (i.e., when wget is used with wget_info.set_bootdev=1). Signed-off-by: Adriano Cordova --- include/efi_loader.h | 6 ++++++ lib/efi_loader/efi_device_path.c | 2 +- lib/efi_loader/efi_net.c | 22 +++++++++++++++++++++- net/lwip/wget.c | 1 + net/wget.c | 1 + 5 files changed, 30 insertions(+), 2 deletions(-) diff --git a/include/efi_loader.h b/include/efi_loader.h index ab79364857..c37c1a4660 100644 --- a/include/efi_loader.h +++ b/include/efi_loader.h @@ -126,6 +126,10 @@ static inline void efi_set_bootdev(const char *dev, const char *devnr, #endif #if CONFIG_IS_ENABLED(NETDEVICES) && CONFIG_IS_ENABLED(EFI_LOADER) +/* Call this to update the current device path of the efi net device */ +void efi_net_set_dp(const char *dev, const char *server); +/* Call this to get the current device path of the efi net device */ +void efi_net_get_dp(void **dp); void efi_net_get_addr(struct efi_ipv4_address *ip, struct efi_ipv4_address *mask, struct efi_ipv4_address *gw); @@ -133,6 +137,8 @@ void efi_net_set_addr(struct efi_ipv4_address *ip, struct efi_ipv4_address *mask, struct efi_ipv4_address *gw); #else +static inline void efi_net_set_dp(const char *dev, const char *server) { } +static inline void efi_net_get_dp(void **dp) { } static inline void efi_net_get_addr(struct efi_ipv4_address *ip, struct efi_ipv4_address *mask, struct efi_ipv4_address *gw) { } diff --git a/lib/efi_loader/efi_device_path.c b/lib/efi_loader/efi_device_path.c index dc79a61196..d7c874fcdf 100644 --- a/lib/efi_loader/efi_device_path.c +++ b/lib/efi_loader/efi_device_path.c @@ -1165,7 +1165,7 @@ efi_status_t efi_dp_from_name(const char *dev, const char *devnr, (uintptr_t)image_addr, (uintptr_t)image_addr + image_size); } else if (IS_ENABLED(CONFIG_NETDEVICES) && !strcmp(dev, "Net")) { - dp = efi_dp_from_eth(); + efi_net_get_dp((void **)&dp); } else if (!strcmp(dev, "Uart")) { dp = efi_dp_from_uart(); } else { diff --git a/lib/efi_loader/efi_net.c b/lib/efi_loader/efi_net.c index dd84b3f18d..d4570d4d7c 100644 --- a/lib/efi_loader/efi_net.c +++ b/lib/efi_loader/efi_net.c @@ -16,6 +16,7 @@ */ #include +#include #include #include #include @@ -31,6 +32,7 @@ static size_t *receive_lengths; static int rx_packet_idx; static int rx_packet_num; static struct efi_net_obj *netobj; +static struct efi_device_path *net_dp; /* * The notification function of this event is called in every timer cycle @@ -902,8 +904,10 @@ efi_status_t efi_net_register(void) &netobj->net); if (r != EFI_SUCCESS) goto failure_to_add_protocol; + if (!net_dp) + efi_net_set_dp("Net", NULL); r = efi_add_protocol(&netobj->header, &efi_guid_device_path, - efi_dp_from_eth()); + net_dp); if (r != EFI_SUCCESS) goto failure_to_add_protocol; r = efi_add_protocol(&netobj->header, &efi_pxe_base_code_protocol_guid, @@ -999,6 +1003,22 @@ out_of_resources: return EFI_OUT_OF_RESOURCES; } +void efi_net_set_dp(const char *dev, const char *server) +{ + if (!strcmp(dev, "Net")) + net_dp = efi_dp_from_eth(); + else if (!strcmp(dev, "Http")) + net_dp = efi_dp_from_http(server); +} + +void efi_net_get_dp(void **dp) +{ + if (!net_dp) + efi_net_set_dp("Net", NULL); + if (dp && net_dp) + *dp = efi_dp_dup(net_dp); +} + void efi_net_get_addr(struct efi_ipv4_address *ip, struct efi_ipv4_address *mask, struct efi_ipv4_address *gw) diff --git a/net/lwip/wget.c b/net/lwip/wget.c index 88ce906930..64593d135d 100644 --- a/net/lwip/wget.c +++ b/net/lwip/wget.c @@ -218,6 +218,7 @@ static void httpc_result_cb(void *arg, httpc_result_t httpc_result, print_size(rx_content_len / elapsed * 1000, "/s)\n"); printf("Bytes transferred = %lu (%lx hex)\n", ctx->size, ctx->size); if (wget_info.set_bootdev) { + efi_net_set_dp("Http", ctx->server_name); efi_set_bootdev("Net", "", ctx->path, map_sysmem(ctx->saved_daddr, 0), rx_content_len); } diff --git a/net/wget.c b/net/wget.c index 1b6f031b72..6e5a0fe1fc 100644 --- a/net/wget.c +++ b/net/wget.c @@ -443,6 +443,7 @@ static void wget_handler(uchar *pkt, u16 dport, net_set_state(wget_loop_state); wget_info.file_size = net_boot_file_size; if (wget_info.method == WGET_HTTP_METHOD_GET && wget_info.set_bootdev) { + efi_net_set_dp("Http", NULL); efi_set_bootdev("Net", "", image_url, map_sysmem(image_load_addr, 0), net_boot_file_size);