collapseos/arch/z80/sms/blk
Virgil Dupras d1718a90c7 sms: add support for VDP's text mode
Because that mode behaves exactly like in a regular TMS9918, a new
driver for TMS9918 has been added in blkfs and SMS' VDP now uses it.

Also, fix broken 5x7 font.
2020-11-13 12:18:00 -05:00
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600 sms: simplify and solidify ports-related drivers 2020-11-02 18:53:57 -05:00
602 sms: add support for VDP's text mode 2020-11-13 12:18:00 -05:00
603 sms: add support for VDP's text mode 2020-11-13 12:18:00 -05:00
604 sms: add support for VDP's text mode 2020-11-13 12:18:00 -05:00
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613 sms: simplify and solidify ports-related drivers 2020-11-02 18:53:57 -05:00
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620 sms: simplify and solidify ports-related drivers 2020-11-02 18:53:57 -05:00
621 sms: simplify and solidify ports-related drivers 2020-11-02 18:53:57 -05:00
622 sms/spi: sample DO when CLK is high 2020-11-08 10:24:36 -05:00
625 sms: CPORT_CTL is write-only! 2020-11-08 08:43:24 -05:00
626 sms: CPORT_CTL is write-only! 2020-11-08 08:43:24 -05:00