{"id":812116,"url":"http://patchwork.ozlabs.org/api/patches/812116/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/20170910112149.21358-29-robdclark@gmail.com/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20170910112149.21358-29-robdclark@gmail.com>","list_archive_url":null,"date":"2017-09-10T11:21:45","name":"[U-Boot,v2,19/21] efi_loader: split out escape sequence based size query","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"99afb8d2d872ac028f1fc2d7c292812624f1d045","submitter":{"id":18760,"url":"http://patchwork.ozlabs.org/api/people/18760/?format=json","name":"Rob Clark","email":"robdclark@gmail.com"},"delegate":{"id":3400,"url":"http://patchwork.ozlabs.org/api/users/3400/?format=json","username":"agraf","first_name":"Alexander","last_name":"Graf","email":"agraf@suse.de"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/20170910112149.21358-29-robdclark@gmail.com/mbox/","series":[{"id":2383,"url":"http://patchwork.ozlabs.org/api/series/2383/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=2383","date":"2017-09-10T11:21:17","name":"efi_loader: enough UEFI for standard distro boot","version":2,"mbox":"http://patchwork.ozlabs.org/series/2383/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/812116/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/812116/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.denx.de\n\t(client-ip=81.169.180.215; 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charset=\"utf-8\"","Content-Transfer-Encoding":"base64","Errors-To":"u-boot-bounces@lists.denx.de","Sender":"\"U-Boot\" "},"content":"We need to do something different for vidconsole, since it cannot\nrespond to the query on stdin. Prep work for next patch.\n\nSigned-off-by: Rob Clark \n---\n lib/efi_loader/efi_console.c | 53 +++++++++++++++++++++++++-------------------\n 1 file changed, 30 insertions(+), 23 deletions(-)","diff":"diff --git a/lib/efi_loader/efi_console.c b/lib/efi_loader/efi_console.c\nindex 3fc82b8726..e8c02870eb 100644\n--- a/lib/efi_loader/efi_console.c\n+++ b/lib/efi_loader/efi_console.c\n@@ -186,6 +186,34 @@ static bool cout_mode_matches(struct cout_mode *mode, int rows, int cols)\n \treturn (mode->rows == rows) && (mode->columns == cols);\n }\n \n+static int query_console_serial(int *rows, int *cols)\n+{\n+\t/* Ask the terminal about its size */\n+\tint n[3];\n+\tu64 timeout;\n+\n+\t/* Empty input buffer */\n+\twhile (tstc())\n+\t\tgetc();\n+\n+\tprintf(ESC\"[18t\");\n+\n+\t/* Check if we have a terminal that understands */\n+\ttimeout = timer_get_us() + 1000000;\n+\twhile (!tstc())\n+\t\tif (timer_get_us() > timeout)\n+\t\t\treturn -1;\n+\n+\t/* Read {depth,rows,cols} */\n+\tif (term_read_reply(n, 3, 't'))\n+\t\treturn -1;\n+\n+\t*cols = n[2];\n+\t*rows = n[1];\n+\n+\treturn 0;\n+}\n+\n static efi_status_t EFIAPI efi_cout_query_mode(\n \t\t\tstruct efi_simple_text_output_protocol *this,\n \t\t\tunsigned long mode_number, unsigned long *columns,\n@@ -194,33 +222,12 @@ static efi_status_t EFIAPI efi_cout_query_mode(\n \tEFI_ENTRY(\"%p, %ld, %p, %p\", this, mode_number, columns, rows);\n \n \tif (!console_size_queried) {\n-\t\t/* Ask the terminal about its size */\n-\t\tint n[3];\n-\t\tint cols;\n-\t\tint rows;\n-\t\tu64 timeout;\n+\t\tint rows, cols;\n \n \t\tconsole_size_queried = true;\n \n-\t\t/* Empty input buffer */\n-\t\twhile (tstc())\n-\t\t\tgetc();\n-\n-\t\tprintf(ESC\"[18t\");\n-\n-\t\t/* Check if we have a terminal that understands */\n-\t\ttimeout = timer_get_us() + 1000000;\n-\t\twhile (!tstc())\n-\t\t\tif (timer_get_us() > timeout)\n-\t\t\t\tgoto out;\n-\n-\t\t/* Read {depth,rows,cols} */\n-\t\tif (term_read_reply(n, 3, 't')) {\n+\t\tif (query_console_serial(&rows, &cols))\n \t\t\tgoto out;\n-\t\t}\n-\n-\t\tcols = n[2];\n-\t\trows = n[1];\n \n \t\t/* Test if we can have Mode 1 */\n \t\tif (cols >= 80 && rows >= 50) {\n","prefixes":["U-Boot","v2","19/21"]}