Attachment 212647 Details for Bug 207940 – patch for head r350654 proto.c

[patch] patch for head r350654 proto.c

proto.c.r350654.diff (text/plain), 8.51 KB, created by Naomichi Nonaka on 2020-03-23 16:02:51 UTC

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Creator: Naomichi Nonaka

Created: 2020-03-23 16:02:51 UTC

Size: 8.51 KB

patch

obsolete

>--- stand/efi//boot1/proto.c.orig	2020-03-12 09:06:54.000000000 +0900
>+++ stand/efi/boot1/proto.c	2020-03-24 00:17:42.629508000 +0900
>@@ -30,6 +30,7 @@
> #include <efi.h>
> #include <eficonsctl.h>
> #include <efichar.h>
>+#include <uuid.h>
> 
> #include "boot_module.h"
> #include "paths.h"
>@@ -45,7 +46,325 @@
> 	"better"
> };
> 
>+/* quick and dirty work for boot partition menu */
>+
>+#define	NUM_DEV_LIST	35
>+#define	SELECT_TIMEOUT	10
>+
>+typedef struct {
>+	const boot_module_t	*modp;
>+	dev_info_t		*devinfop;
>+} moddev_t;
>+
>+static moddev_t dev_list[NUM_DEV_LIST];
>+
>+static EFI_STATUS
>+load_loader(const boot_module_t **modp, dev_info_t **devinfop, void **bufp,
>+    size_t *bufsize, int preferred);
>+
>+static char *
>+humanize_number_kmgt(UINT64 size) {
>+	static char buf2[6];
>+	UINT64 size0;
>+
>+	if (size < 1024)
>+		sprintf(buf2, "%luB", size);
>+	else if (size0 = (size*10+512)/1024, size0 < 100)
>+		sprintf(buf2, "%lu.%luK", size0 / 10, size0 % 10);
>+	else if (size0 = (size+512)/1024, size0 < 1024)
>+		sprintf(buf2, "%luK", size0);
>+	else if (size0 = (size*10/1024+512)/1024, size0 < 100)
>+		sprintf(buf2, "%lu.%luM", size0 / 10, size0 % 10);
>+	else if (size0 = (size/1024+512)/1024, size0 < 1024)
>+		sprintf(buf2, "%luM", size0);
>+	else if (size0 = (size*10/1024/1024+512)/1024, size0 < 100)
>+		sprintf(buf2, "%lu.%luG", size0 / 10, size0 % 10);
>+	else if (size0 = (size/1024/1024+512)/1024, size0 < 1024)
>+		sprintf(buf2, "%luG", size0);
>+	else if (size0 = (size*10/1024/1024/1024+512)/1024, size0 < 100)
>+		sprintf(buf2, "%lu.%luT", size0 / 10, size0 % 10);
>+	else
>+		sprintf(buf2, "%luT", (size/1024/1024/1024+512)/1024);
>+	return(buf2);
>+}
>+
>+static char
>+idx2char(int i)
>+{
>+	return (i<10 ? '0'+i : 'a'+i-10);
>+}
>+
>+static int
>+char2idx(char c)
>+{
>+	return ((c >= '0' && c <= '9') ? c - '0' :
>+	    (c >= 'A' && c <= 'Z') ? c - 'A' + 10 :
>+	    (c >= 'a' && c <= 'z') ? c - 'a' + 10 :
>+	    -1 );
>+}
>+
>+static void
>+move_to_tol()
>+{
>+	SIMPLE_TEXT_OUTPUT_INTERFACE *conout;
>+	int x,y;
>+
>+	conout = ST->ConOut;
>+	x = conout->Mode->CursorColumn;
>+	y = conout->Mode->CursorRow;
>+	conout->SetCursorPosition(conout, 0, y);
>+}
>+
>+static int
>+mygetchar(void)
>+{
>+	EFI_INPUT_KEY key;
>+	EFI_STATUS status;
>+	UINTN junk;
>+
>+	/* Try to read a key stroke. We wait for one if none is pending. */
>+	status = ST->ConIn->ReadKeyStroke(ST->ConIn, &key);
>+	if (status == EFI_NOT_READY) {
>+		BS->WaitForEvent(1, &ST->ConIn->WaitForKey, &junk);
>+		status = ST->ConIn->ReadKeyStroke(ST->ConIn, &key);
>+	}
>+	switch (key.ScanCode) {
>+	case 0x17: /* ESC */
>+		return (0x1b);  /* esc */
>+	}
>+
>+	/* this can return  */
>+	return (key.UnicodeChar);
>+}
>+
> /*
>+ * Output of EFI_DEVICE_PATH_TO_TEXT_PROTOCOL is not easy to read.
>+ " I hope this looks better.
>+ */
>+static int
>+mediapath_node_str(char *buf, size_t size, EFI_DEVICE_PATH *devpath)
>+{
>+	int rv;
>+	char *str;
>+
>+	switch (devpath->Type) {
>+	case MEDIA_DEVICE_PATH:
>+		switch (devpath->SubType) {
>+		case MEDIA_CDROM_DP: {
>+			CDROM_DEVICE_PATH *cdrom;
>+
>+			cdrom = (CDROM_DEVICE_PATH *)(void *)devpath;
>+			return snprintf(buf, size, "cdrom(%x)",
>+			    cdrom->BootEntry);
>+		}
>+		case MEDIA_HARDDRIVE_DP: {
>+			HARDDRIVE_DEVICE_PATH *hd;
>+
>+			hd = (HARDDRIVE_DEVICE_PATH *)(void *)devpath;
>+			uuid_to_string((const uuid_t *)(void *)&hd->Signature[0], &str, &rv);
>+			if (rv != uuid_s_ok) {
>+				rv = snprintf(buf, size, "hd(p%d) (%s)",
>+				    hd->PartitionNumber,
>+				    humanize_number_kmgt(hd->PartitionSize * 512));
>+			} else {
>+				rv = snprintf(buf, size, "hd(p%d) (%s) uuid:%s",
>+				    hd->PartitionNumber,
>+				    humanize_number_kmgt(hd->PartitionSize * 512), str);
>+				free(str);
>+			}
>+			return rv;
>+		}
>+		default:
>+			return snprintf(buf, size, "media(0x%02x)",
>+			    devpath->SubType);
>+		}
>+	}
>+
>+	return snprintf(buf, size, "type(0x%02x, 0x%02x)", devpath->Type,
>+	    devpath->SubType);
>+}
>+
>+/*
>+ * mediapath_str is convenience method which returns the text description of
>+ * mediapath using a static buffer, so it isn't thread safe!
>+ */
>+static char *
>+mediapath_str(EFI_DEVICE_PATH *devpath)
>+{
>+	static char buf[256];
>+
>+	mediapath_node_str(buf, sizeof(buf), devpath);
>+
>+	return buf;
>+}
>+
>+static int
>+list_devices(void)
>+{
>+	UINTN i, j;
>+	dev_info_t *dev;
>+	const boot_module_t *mod;
>+
>+	j = 0;
>+	for (i = 0; i < num_boot_modules; i++) {
>+		if (boot_modules[i] == NULL)
>+			continue;
>+		mod = boot_modules[i];
>+		for (dev = mod->devices(); dev != NULL; dev = dev->next) {
>+			dev_list[j].devinfop = dev;
>+			dev_list[j].modp = mod;
>+			j++;
>+			if (j >= NUM_DEV_LIST)
>+			    break;
>+		}
>+	}
>+
>+	return (j);
>+}
>+
>+
>+static int
>+get_sel(int ndevs,int time_left)
>+{
>+	int i;
>+	int c, n;
>+	EFI_STATUS status;
>+	EFI_EVENT timer;
>+	EFI_EVENT events[2];
>+	EFI_DEVICE_PATH *mediapath;
>+	UINTN idx;
>+
>+	status = BS->CreateEvent(EVT_TIMER, 0, 0, NULL, &timer);
>+	if (status != EFI_SUCCESS) {
>+		printf("Can't allocate timer event.\n");
>+		return (-1);
>+	}
>+	printf("  0: AutoSelected Partition (Default): 0\n"); 
>+	for (i = 0; i < ndevs; i++) {
>+		if (dev_list[i].devinfop->preferred == TRUE)
>+			c = '*';
>+		else
>+			c = ' ';
>+		mediapath = efi_devpath_to_media_path(
>+		    dev_list[i].devinfop->devpath);
>+		printf(" %c%c: %s: %s: %c\n", c, idx2char(i+1),
>+		    dev_list[i].modp->name,
>+		    mediapath_str(mediapath),
>+		    idx2char(i+1));
>+	}
>+	/* One alpha-num selection only. Is this big enough ?? */
>+	BS->SetTimer(timer, TimerPeriodic, 10000000); 
>+	events[0] = timer;
>+	events[1] = ST->ConIn->WaitForKey;
>+
>+	while (1) {
>+		if (time_left > 0) {
>+			printf("Select from 0 to %c. Timeout in %2d seconds,"
>+			       " [Space] to pause : ",
>+			       idx2char(ndevs), time_left);
>+		}
>+		status = BS->WaitForEvent(2, events, &idx);
>+		if (status != EFI_SUCCESS) {
>+			BS->CloseEvent(timer);
>+			return (-1);
>+		}
>+		if (idx == 0) {
>+			time_left--;
>+			if (time_left <=0) {
>+				printf("\nTimeout. "
>+				       "Partition is AutoSelected.\n");
>+				n = 0;
>+				break;
>+			} else {
>+				move_to_tol();
>+			}
>+		}
>+		if (idx == 1) {
>+			c = mygetchar();
>+			if ((c == '\n') || (c == '\r')) {
>+				putchar('\n');
>+				n = 0;
>+				break;
>+			} else if ((time_left > 0) && (c == ' ')) {
>+				BS->SetTimer(timer, TimerCancel, 0); 
>+				time_left = -1;
>+				printf("\nTimer stopeed.\n Please Key in: ");
>+			}
>+			n = char2idx(c);
>+			if ((n >= 0) && (n <= ndevs)) {
>+				BS->SetTimer(timer, TimerCancel, 0); 
>+				time_left = -1;
>+				printf("\n %c is selected.\n", c);
>+				break;
>+			} else {
>+				/* Invalid charecter. */
>+				move_to_tol();
>+			}
>+		}
>+	};
>+	BS->CloseEvent(timer);
>+	return (n);
>+}
>+
>+static EFI_STATUS
>+select_loader(const boot_module_t **modp, dev_info_t **devinfop,
>+    void **bufp, size_t *bufsize)
>+{
>+	int n;
>+	int time_left;
>+	EFI_STATUS status;
>+	dev_info_t *dev;
>+	const boot_module_t *mod;
>+	int ndevs;
>+
>+	ndevs = list_devices();
>+	if ((ndevs <= 0) || (ndevs >= NUM_DEV_LIST)) {
>+		return (EFI_NOT_FOUND);
>+	} else if (ndevs == 1) {
>+		/* Only one condidate. */
>+		*modp = mod = dev_list[0].modp;
>+		*devinfop = dev = dev_list[0].devinfop;
>+		return (mod->load(PATH_LOADER_EFI, dev,bufp, bufsize));
>+	}
>+
>+	/* Two or more candidate exist. */
>+
>+	/* Reset the console input. */
>+	ST->ConIn->Reset(ST->ConIn, TRUE);
>+
>+	time_left = SELECT_TIMEOUT;
>+	while (1) {
>+		n = get_sel(ndevs, time_left);
>+		if (n < 0) {
>+			return (EFI_NOT_FOUND);
>+		} else if (n == 0) { /* AutoSelect */
>+			break;
>+		} else {
>+			mod = dev_list[n-1].modp;
>+			dev = dev_list[n-1].devinfop;
>+			status = mod->load(PATH_LOADER_EFI,dev, bufp, bufsize);
>+			if (status == EFI_SUCCESS) {
>+				break;
>+			}
>+			printf("Failed to load '%s'\n", PATH_LOADER_EFI);
>+			printf("Please select again: ");
>+			time_left = -1;
>+		}
>+	}
>+	if (n == 0) { /* AutoSelect */
>+		status = load_loader(modp, devinfop, bufp, bufsize, TRUE);
>+		if (status != EFI_SUCCESS) {
>+			status = load_loader(modp, devinfop, bufp, bufsize, FALSE);
>+		}
>+	} else {
>+		*modp = dev_list[n-1].modp;
>+		*devinfop = dev_list[n-1].devinfop;
>+		status = EFI_SUCCESS;
>+	}
>+	return (status);
>+}
>+
>+/*
>  * probe_handle determines if the passed handle represents a logical partition
>  * if it does it uses each module in order to probe it and if successful it
>  * returns EFI_SUCCESS.
>@@ -210,13 +529,10 @@
> 		boot_modules[i]->status();
> 	}
> 
>-	status = load_loader(&mod, &dev, &loaderbuf, &loadersize, 1);
>+	status = select_loader(&mod, &dev, &loaderbuf, &loadersize);	
> 	if (status != EFI_SUCCESS) {
>-		status = load_loader(&mod, &dev, &loaderbuf, &loadersize, 0);
>-		if (status != EFI_SUCCESS) {
>-			printf("Failed to load '%s'\n", PATH_LOADER_EFI);
>-			return;
>-		}
>+		printf("Failed to load '%s'\n", PATH_LOADER_EFI);
>+		return;
> 	}
> 
> 	try_boot(mod, dev, loaderbuf, loadersize);

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Attachments on bug 207940: 168070 | 168264 | 168291 | 169420 | 170131 | 170241 | 194818 | 201259 | 201260 | 205099 | 205561 | 205563 | 212457 | 212647 | 246766