diff options
feat(tutorials): Converted half of the tutorials into dunbar
2 files changed, 94 insertions, 87 deletions
| -rw-r--r-- | src/tutorials/fix-no-frame-buffer-plan9/index.du | 94 | ||||
| -rw-r--r-- | src/tutorials/fix-no-frame-buffer-plan9/index.md | 87 |
diff --git a/src/tutorials/fix-no-frame-buffer-plan9/index.du b/src/tutorials/fix-no-frame-buffer-plan9/index.du new file mode 100644 index 0000000..bce1cd9 --- /dev/null +++ b/src/tutorials/fix-no-frame-buffer-plan9/index.du @@ -0,0 +1,94 @@ +# Fix "No frame buffer" error in Plan 9 + +'define expected-reading 3 min +'define created 30 July 2022 +'define edited 30 July 2022 +[$pagenav] + +Let's say you installed [url https://en.wikipedia.org/wiki/Plan_9_from_Bell_Labs Plan 9 by Bell Labs] on a QEMU/KVM virtual machine by just following the prompts and entering defaults. In certain cases, you might find your install booting to a shell with the errors: + +``` +aux/vga: inportl(0xc100): permission denied +rio: can't open display: initdisplay: /dev/draw/new: no frame buffer +init: rc exit status: rio 31: display open + +[image ./img/boot-prompt-no-frame-buffer-error.png ] + +For some reason, on certain configurations, the `[xga]` (`[vga]`) monitor type does not work when booting into Plan 9, even though it works fine during install. The fix is to adjust monitor settings to `[vesa]`: + +:ordered +1. In the shell prompt enter + + ``` +aux/vga -m vesa -l + + You should get a cursor and a cleared prompt. + + .p [image ./img/manual-prompt.png ] + +2. In this "new" shell prompt, enter + + ``` +rio + + You should now get a grey background with the cursor in it. + + .p [image ./img/manual-rio.png ] + + .p + .bulleted + - You are now in a graphical environment, so technically you can stop here. The other steps are for configuring it so you wont ever have that problem again. + +3. Create a new window (refer to the bullet point for instructions). Enter + + ``` +9fat: + + and afterwards + + ``` +sam /n/9fat/plan9.ini + + this is the configuration file we will be changing. + + .p [image ./img/rio-9fat-commands.png ] + + .p + .bulleted + - How to make a window: right click, hold, hover over "New" and release the right click. Now right click somewhere in the top left, hold, drag to somewhere in bottom right, release. + +4. Now we will be editing the config file with sam, a line editor. Click the green-backgrounded box, the cursor should appear. + First select our file: + + ``` +b /n/9fat/plan9.ini + + and click the green-backgrounded box. + Then replace `[xga]` with `[vesa]`: + + ``` +, x/xga/ s/xga/vesa + + and click the green-backgrounded box again. We're almost done here, enter `[w]`, wait a bit, and finally enter `[q]`. + + :p + :bulleted + - If you want to check whether the file was properly saved, feel free to run + + ``` +cat /n/9fat/plan9.ini + + and check that monitor is equal to vesa (you can scroll with the arrow keys, or with left and right mouse buttons, acting as up and down). + + .p [image ./img/rio-plan9ini-cat.png ] + + - The first command opens the `[plan9.ini]` file for editing, and the second command, finds every line that contains `[xga]` (there should probably be only one) and on each matching line replaces `[xga]` with `[vesa]`. Refer to the [url https://p9f.org/sys/doc/sam/sam.html docs] for more information. + + + +5. That's it, all we have to do is halt our file system with `[fshalt]` (or type out the command in the [url https://9p.io/wiki/plan9/Installing_Plan_9_on_Qemu/ Qemu installation guide]) and Force Reset the virtual machine. + + +The next time you boot into Plan 9 and into your user, the graphical environment should load fine. Enjoy Plan 9! + +[image ./img/rio-default-login.png ] diff --git a/src/tutorials/fix-no-frame-buffer-plan9/index.md b/src/tutorials/fix-no-frame-buffer-plan9/index.md deleted file mode 100644 index 57a2a21..0000000 --- a/src/tutorials/fix-no-frame-buffer-plan9/index.md +++ /dev/null @@ -1,87 +0,0 @@ -# Fix "No frame buffer" error in Plan 9 - -Let's say you installed [Plan 9 by Bell Labs](https://en.wikipedia.org/wiki/Plan_9_from_Bell_Labs) on a QEMU/KVM virtual machine by just following the prompts and entering defaults. In certain cases, you might find your install booting to a shell with the errors: - -``` -aux/vga: inportl(0xc100): permission denied -rio: can't open display: initdisplay: /dev/draw/new: no frame buffer -init: rc exit status: rio 31: display open -``` - - - -For some reason, on certain configurations, the `xga` (`vga`) monitor type does not work when booting into Plan 9, even though it works fine during install. The fix is to adjust monitor settings to `vesa`: - -1. In the shell prompt enter - - ``` - aux/vga -m vesa -l - ``` - - You should get a cursor and a cleared prompt. - -  - -2. In this "new" shell prompt, enter - - ``` - rio - ``` - - You should now get a grey background with the cursor in it. - -  - - - You are now in a graphical environment, so technically you can stop here. The other steps are for configuring it so you wont ever have that problem again. - -3. Create a new window (refer to the bullet point for instructions). Enter - - ``` - 9fat: - ``` - - and afterwards - - ``` - sam /n/9fat/plan9.ini - ``` - - this is the configuration file we will be changing. - -  - - - How to make a window: right click, hold, hover over "New" and release the right click. Now right click somewhere in the top left, hold, drag to somewhere in bottom right, release. - -4. Now we will be editing the config file with sam, a line editor. Click the green-backgrounded box, the cursor should appear. - First select our file: - - ``` - b /n/9fat/plan9.ini - ``` - - and click the green-backgrounded box. - Then replace `xga` with `vesa`: - - ``` - , x/xga/ s/xga/vesa - ``` - - and click the green-backgrounded box again. We're almost done here, enter `w`, wait a bit, and finally enter `q`. - - - If you want to check whether the file was properly saved, feel free to run - - ``` - cat /n/9fat/plan9.ini - ``` - - and check that monitor is equal to vesa (you can scroll with the arrow keys, or with left and right mouse buttons, acting as up and down). - -  - - - The first command opens the `plan9.ini` file for editing, and the second command, finds every line that contains `xga` (there should probably be only one) and on each matching line replaces `xga` with `vesa`. Refer to the [docs](https://p9f.org/sys/doc/sam/sam.html) for more information. - -5. That's it, all we have to do is halt our file system with `fshalt` (or type out the command in the [Qemu installation guide](https://9p.io/wiki/plan9/Installing_Plan_9_on_Qemu/)) and Force Reset the virtual machine. - -The next time you boot into Plan 9 and into your user, the graphical environment should load fine. Enjoy Plan 9! - - |